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    54 vulnerabilities found for sssd by fedoraproject

    CVE-2026-104048 (GCVE-0-2026-104048)

    Vulnerability from nvd – Published: 2026-10-06 19:34 – Updated: 2026-10-07 14:34
    VLAI
    Title
    Sssd: sssd: authorization bypass via cross-domain username collision in hbac evaluation
    Summary
    A flaw was found in SSSD. In trust-enabled identity management environments, SSSD evaluates Host-Based Access Control (HBAC) rules by stripping domain qualifiers and comparing only short usernames. An authenticated user in a trusted domain who shares the same username as an authorized local account can bypass access policies and gain unauthorized access to protected services or hosts.
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-10-07 14:32 UTC
    CWE
    • CWE-1025 - Comparison Using Wrong Factors
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
    URL Tags
    https://access.redhat.com/security/cve/CVE-2026-104048 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2478613 issue-trackingx_refsource_REDHAT
    Date Public
    2026-10-06 15:32
    Show details on NVD website

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    CVE-2026-104047 (GCVE-0-2026-104047)

    Vulnerability from nvd – Published: 2026-10-06 19:34 – Updated: 2026-10-06 19:46
    VLAI
    Title
    Sssd: sssd: information disclosure via query injection in entra id lookups
    Summary
    A flaw was found in SSSD. When configured to use Microsoft Entra ID, search inputs are not properly sanitized before being incorporated into directory query filters. A local user can exploit this vulnerability by submitting a crafted lookup request, manipulating the query logic to cause unauthorized information disclosure from the directory.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-10-06 19:46 UTC
    CWE
    • CWE-140 - Improper Neutralization of Delimiters
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
    URL Tags
    https://access.redhat.com/security/cve/CVE-2026-104047 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2478616 issue-trackingx_refsource_REDHAT
    Date Public
    2026-10-06 15:36
    Show details on NVD website

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    CVE-2026-90462 (GCVE-0-2026-90462)

    Vulnerability from nvd – Published: 2026-09-22 15:50 – Updated: 2026-09-22 17:25
    VLAI
    Title
    Sssd: sssd: fail-open in ldap ppolicy access check allows continued authorization
    Summary
    A flaw was found in SSSD. When configured with the LDAP access provider and `ldap_access_order` including `ppolicy` or `lockout`, a fail-open condition in the LDAP ppolicy access check can occur if a user lookup returns zero results. This can incorrectly return success and cache an allow decision, permitting continued authorization for a deleted or deprovisioned user. A remote attacker with prior valid account context could exploit this to maintain access to information and potentially make limited modifications to resources that should no longer be available.
    SSVC
    Exploitation: poc Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-22 17:24 UTC
    CWE
    • CWE-280 - Improper Handling of Insufficient Permissions or Privileges
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://access.redhat.com/security/cve/CVE-2026-90462 vdb-entryx_refsource_REDHAT
    https://bugzilla.redhat.com/show_bug.cgi?id=2479483 issue-trackingx_refsource_REDHAT
    Date Public
    2026-09-22 13:44
    Show details on NVD website

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    CVE-2026-90996 (GCVE-0-2026-90996)

    Vulnerability from nvd – Published: 2026-09-14 15:55 – Updated: 2026-10-07 15:25
    VLAI
    Title
    Sssd: sssd: denial of service in nss responder via crafted zero-length requests
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-16 15:15 UTC
    CWE
    • CWE-191 - Integer Underflow (Wrap or Wraparound)
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2478986 issue-trackingx_refsource_REDHAT
    Date Public
    2026-09-14 14:50
    Show details on NVD website

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    CVE-2026-68743 (GCVE-0-2026-68743)

    Vulnerability from nvd – Published: 2026-08-04 18:37 – Updated: 2026-08-31 18:11
    VLAI
    Title
    Sssd: sssd: pam responder out-of-bounds read via unchecked auth_token_length in protocol v1
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-04 19:03 UTC
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509760 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:34
    Show details on NVD website

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    CVE-2026-68744 (GCVE-0-2026-68744)

    Vulnerability from nvd – Published: 2026-08-04 05:28 – Updated: 2026-08-31 18:18
    VLAI
    Title
    Sssd: sssd: nss responder uninitialized heap disclosure in initgroups reply
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-04 14:19 UTC
    CWE
    • CWE-908 - Use of Uninitialized Resource
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509761 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:39
    Show details on NVD website

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    CVE-2026-68742 (GCVE-0-2026-68742)

    Vulnerability from nvd – Published: 2026-08-03 09:53 – Updated: 2026-08-31 18:11
    VLAI
    Title
    Sssd: sssd: nss responder out-of-bounds read via unchecked addrlen in gethostbyaddr
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-03 20:00 UTC
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509762 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:36
    Show details on NVD website

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    CVE-2026-12610 (GCVE-0-2026-12610)

    Vulnerability from nvd – Published: 2026-06-30 08:27 – Updated: 2026-08-31 18:09
    VLAI
    Title
    Sssd: use-after-free crash in sssd' 'sssd_pam' process
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-06-30 12:44 UTC
    CWE
    • CWE-825 - Expired Pointer Dereference
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
    Date Public
    2026-06-09 12:00
    Show details on NVD website

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    CVE-2026-6245 (GCVE-0-2026-6245)

    Vulnerability from nvd – Published: 2026-04-15 18:35 – Updated: 2026-09-01 11:44
    VLAI
    Title
    Sssd: out-of-bounds read in the sssd
    Summary
    A flaw was found in the System Security Services Daemon (SSSD). The pam_passkey_child_read_data() function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an out-of-bounds read when processed by functions like snprintf(). A local attacker could potentially trigger this vulnerability by initiating a crafted passkey authentication request, causing the SSSD PAM responder to crash, resulting in a local Denial of Service (DoS).
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-04-15 19:36 UTC
    CWE
    • CWE-805 - Buffer Access with Incorrect Length Value
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2457954 issue-trackingx_refsource_REDHAT
    Date Public
    2026-04-15 18:20
    Show details on NVD website

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    CVE-2023-3758 (GCVE-0-2023-3758)

    Vulnerability from nvd – Published: 2024-04-18 19:06 – Updated: 2025-11-06 22:57
    VLAI
    Title
    Sssd: race condition during authorization leads to gpo policies functioning inconsistently
    Summary
    A race condition flaw was found in sssd where the GPO policy is not consistently applied for authenticated users. This may lead to improper authorization issues, granting or denying access to resources inappropriately.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-02-06 16:31 UTC
    CWE
    • CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    Affected: 0 , < 2.9.5 (semver)
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:2.9.4-3.el8_10 , < * (rpm)
        cpe:/a:redhat:enterprise_linux:8::appstream
        cpe:/a:redhat:enterprise_linux:8::crb
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:2.6.2-4.el8_6.3 , < * (rpm)
        cpe:/o:redhat:rhev_hypervisor:4.4::el8
        cpe:/a:redhat:rhel_eus:8.6::crb
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:2.8.2-4.el8_8.2 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:2.9.4-6.el9_4 , < * (rpm)
        cpe:/a:redhat:enterprise_linux:9::crb
        cpe:/o:redhat:enterprise_linux:9::baseos
        cpe:/a:redhat:enterprise_linux:9::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:2.6.2-4.el9_0.3 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:2.8.2-5.el9_2.4 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.2::appstream
        cpe:/o:redhat:rhel_eus:9.2::baseos
        cpe:/a:redhat:rhel_eus:9.2::crb
    Create a notification for this product.
    Red Hat Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 Unaffected: 0:2.6.2-4.el8_6.3 , < * (rpm)
        cpe:/o:redhat:rhev_hypervisor:4.4::el8
        cpe:/a:redhat:rhel_eus:8.6::crb
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
    Create a notification for this product.
    Date Public
    2024-04-16 00:00
    Show details on NVD website

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    CVE-2022-4254 (GCVE-0-2022-4254)

    Vulnerability from nvd – Published: 2023-02-01 00:00 – Updated: 2025-03-27 14:42
    VLAI
    Summary
    sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-03-27 14:42 UTC
    CWE
    • CWE-90 - - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
    • CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    n/a SSSD Affected: Affects SSSD 1.15.3, Fixed in SSSD 2.3.1
    Show details on NVD website

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    CVE-2021-3621 (GCVE-0-2021-3621)

    Vulnerability from nvd – Published: 2021-12-23 00:00 – Updated: 2025-11-03 20:33
    VLAI
    Summary
    A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into running a specially crafted sssctl command, such as via sudo, to gain root access. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
    Severity
    No CVSS data available.
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    n/a sssd Affected: sssd 2.6.0
    Show details on NVD website

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    CVE-2012-3462 (GCVE-0-2012-3462)

    Vulnerability from nvd – Published: 2019-12-26 20:14 – Updated: 2024-08-06 20:05
    VLAI
    Summary
    A flaw was found in SSSD version 1.9.0. The SSSD's access-provider logic causes the result of the HBAC rule processing to be ignored in the event that the access-provider is also handling the setup of the user's SELinux user context.
    Severity
    No CVSS data available.
    CWE
    • Other
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    sssd sssd Affected: 1.9.0
    Create a notification for this product.
    Show details on NVD website

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    CVE-2018-16838 (GCVE-0-2018-16838)

    Vulnerability from nvd – Published: 2019-03-25 17:41 – Updated: 2025-02-13 16:27
    VLAI
    Summary
    A flaw was found in sssd Group Policy Objects implementation. When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    [UNKNOWN] sssd Affected: n/a
    Create a notification for this product.
    Show details on NVD website

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    CVE-2019-3811 (GCVE-0-2019-3811)

    Vulnerability from nvd – Published: 2019-01-15 15:00 – Updated: 2025-02-13 16:27
    VLAI
    Summary
    A vulnerability was found in sssd. If a user was configured with no home directory set, sssd would return '/' (the root directory) instead of '' (the empty string / no home directory). This could impact services that restrict the user's filesystem access to within their home directory through chroot() etc. All versions before 2.1 are vulnerable.
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Date Public
    2018-12-04 00:00
    Show details on NVD website

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    CVE-2026-104048 (GCVE-0-2026-104048)

    Vulnerability from cvelistv5 – Published: 2026-10-06 19:34 – Updated: 2026-10-07 14:34
    VLAI
    Title
    Sssd: sssd: authorization bypass via cross-domain username collision in hbac evaluation
    Summary
    A flaw was found in SSSD. In trust-enabled identity management environments, SSSD evaluates Host-Based Access Control (HBAC) rules by stripping domain qualifiers and comparing only short usernames. An authenticated user in a trusted domain who shares the same username as an authorized local account can bypass access policies and gain unauthorized access to protected services or hosts.
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-10-07 14:32 UTC
    CWE
    • CWE-1025 - Comparison Using Wrong Factors
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2478613 issue-trackingx_refsource_REDHAT
    Date Public
    2026-10-06 15:32
    Show details on NVD website

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    CVE-2026-104047 (GCVE-0-2026-104047)

    Vulnerability from cvelistv5 – Published: 2026-10-06 19:34 – Updated: 2026-10-06 19:46
    VLAI
    Title
    Sssd: sssd: information disclosure via query injection in entra id lookups
    Summary
    A flaw was found in SSSD. When configured to use Microsoft Entra ID, search inputs are not properly sanitized before being incorporated into directory query filters. A local user can exploit this vulnerability by submitting a crafted lookup request, manipulating the query logic to cause unauthorized information disclosure from the directory.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-10-06 19:46 UTC
    CWE
    • CWE-140 - Improper Neutralization of Delimiters
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2478616 issue-trackingx_refsource_REDHAT
    Date Public
    2026-10-06 15:36
    Show details on NVD website

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    CVE-2026-90462 (GCVE-0-2026-90462)

    Vulnerability from cvelistv5 – Published: 2026-09-22 15:50 – Updated: 2026-09-22 17:25
    VLAI
    Title
    Sssd: sssd: fail-open in ldap ppolicy access check allows continued authorization
    Summary
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    SSVC
    Exploitation: poc Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-22 17:24 UTC
    CWE
    • CWE-280 - Improper Handling of Insufficient Permissions or Privileges
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2479483 issue-trackingx_refsource_REDHAT
    Date Public
    2026-09-22 13:44
    Show details on NVD website

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    CVE-2026-90996 (GCVE-0-2026-90996)

    Vulnerability from cvelistv5 – Published: 2026-09-14 15:55 – Updated: 2026-10-07 15:25
    VLAI
    Title
    Sssd: sssd: denial of service in nss responder via crafted zero-length requests
    Summary
    A flaw was found in sssd. A local unprivileged user could send a specially crafted request with a zero-length body to the Network Security Services (NSS) responder. This could lead to a denial-of-service condition, causing the NSS responder to become unstable or terminate. This vulnerability affects the availability of the system responder.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-16 15:15 UTC
    CWE
    • CWE-191 - Integer Underflow (Wrap or Wraparound)
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2478986 issue-trackingx_refsource_REDHAT
    Date Public
    2026-09-14 14:50
    Show details on NVD website

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    CVE-2026-68743 (GCVE-0-2026-68743)

    Vulnerability from cvelistv5 – Published: 2026-08-04 18:37 – Updated: 2026-08-31 18:11
    VLAI
    Title
    Sssd: sssd: pam responder out-of-bounds read via unchecked auth_token_length in protocol v1
    Summary
    A flaw was found in SSSD. The extract_authtok_v1() function in the PAM responder does not validate the auth_token_length field against the remaining buffer size before processing. A local attacker can exploit this via a crafted protocol v1 request to the PAM responder socket, causing an out-of-bounds read and process crash, resulting in a denial of service.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-04 19:03 UTC
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509760 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:34
    Show details on NVD website

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    CVE-2026-68744 (GCVE-0-2026-68744)

    Vulnerability from cvelistv5 – Published: 2026-08-04 05:28 – Updated: 2026-08-31 18:18
    VLAI
    Title
    Sssd: sssd: nss responder uninitialized heap disclosure in initgroups reply
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-04 14:19 UTC
    CWE
    • CWE-908 - Use of Uninitialized Resource
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509761 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:39
    Show details on NVD website

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    CVE-2026-68742 (GCVE-0-2026-68742)

    Vulnerability from cvelistv5 – Published: 2026-08-03 09:53 – Updated: 2026-08-31 18:11
    VLAI
    Title
    Sssd: sssd: nss responder out-of-bounds read via unchecked addrlen in gethostbyaddr
    Summary
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    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-08-03 20:00 UTC
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2509762 issue-trackingx_refsource_REDHAT
    Date Public
    2026-08-03 07:36
    Show details on NVD website

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    CVE-2026-12610 (GCVE-0-2026-12610)

    Vulnerability from cvelistv5 – Published: 2026-06-30 08:27 – Updated: 2026-08-31 18:09
    VLAI
    Title
    Sssd: use-after-free crash in sssd' 'sssd_pam' process
    Summary
    A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey contents, leading to a denial of service that disrupts authentication. This vulnerability also presents a potential for privilege escalation, although it is difficult to exploit.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-06-30 12:44 UTC
    CWE
    • CWE-825 - Expired Pointer Dereference
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
    Date Public
    2026-06-09 12:00
    Show details on NVD website

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    CVE-2026-6245 (GCVE-0-2026-6245)

    Vulnerability from cvelistv5 – Published: 2026-04-15 18:35 – Updated: 2026-09-01 11:44
    VLAI
    Title
    Sssd: out-of-bounds read in the sssd
    Summary
    A flaw was found in the System Security Services Daemon (SSSD). The pam_passkey_child_read_data() function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an out-of-bounds read when processed by functions like snprintf(). A local attacker could potentially trigger this vulnerability by initiating a crafted passkey authentication request, causing the SSSD PAM responder to crash, resulting in a local Denial of Service (DoS).
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-04-15 19:36 UTC
    CWE
    • CWE-805 - Buffer Access with Incorrect Length Value
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    References
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    https://bugzilla.redhat.com/show_bug.cgi?id=2457954 issue-trackingx_refsource_REDHAT
    Date Public
    2026-04-15 18:20
    Show details on NVD website

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    CVE-2023-3758 (GCVE-0-2023-3758)

    Vulnerability from cvelistv5 – Published: 2024-04-18 19:06 – Updated: 2025-11-06 22:57
    VLAI
    Title
    Sssd: race condition during authorization leads to gpo policies functioning inconsistently
    Summary
    A race condition flaw was found in sssd where the GPO policy is not consistently applied for authenticated users. This may lead to improper authorization issues, granting or denying access to resources inappropriately.
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-02-06 16:31 UTC
    CWE
    • CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    Affected: 0 , < 2.9.5 (semver)
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:2.9.4-3.el8_10 , < * (rpm)
        cpe:/a:redhat:enterprise_linux:8::appstream
        cpe:/a:redhat:enterprise_linux:8::crb
        cpe:/o:redhat:enterprise_linux:8::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 0:2.6.2-4.el8_6.3 , < * (rpm)
        cpe:/o:redhat:rhev_hypervisor:4.4::el8
        cpe:/a:redhat:rhel_eus:8.6::crb
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:2.8.2-4.el8_8.2 , < * (rpm)
        cpe:/a:redhat:rhel_eus:8.8::crb
        cpe:/o:redhat:rhel_eus:8.8::baseos
        cpe:/a:redhat:rhel_eus:8.8::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:2.9.4-6.el9_4 , < * (rpm)
        cpe:/a:redhat:enterprise_linux:9::crb
        cpe:/o:redhat:enterprise_linux:9::baseos
        cpe:/a:redhat:enterprise_linux:9::appstream
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 0:2.6.2-4.el9_0.3 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.0::crb
        cpe:/o:redhat:rhel_eus:9.0::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:2.8.2-5.el9_2.4 , < * (rpm)
        cpe:/a:redhat:rhel_eus:9.2::appstream
        cpe:/o:redhat:rhel_eus:9.2::baseos
        cpe:/a:redhat:rhel_eus:9.2::crb
    Create a notification for this product.
    Red Hat Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 Unaffected: 0:2.6.2-4.el8_6.3 , < * (rpm)
        cpe:/o:redhat:rhev_hypervisor:4.4::el8
        cpe:/a:redhat:rhel_eus:8.6::crb
        cpe:/o:redhat:rhel_eus:8.6::baseos
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
    Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
    Create a notification for this product.
    Date Public
    2024-04-16 00:00
    Show details on NVD website

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    CVE-2022-4254 (GCVE-0-2022-4254)

    Vulnerability from cvelistv5 – Published: 2023-02-01 00:00 – Updated: 2025-03-27 14:42
    VLAI
    Summary
    sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2025-03-27 14:42 UTC
    CWE
    • CWE-90 - - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
    • CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    n/a SSSD Affected: Affects SSSD 1.15.3, Fixed in SSSD 2.3.1
    Show details on NVD website

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    CVE-2021-3621 (GCVE-0-2021-3621)

    Vulnerability from cvelistv5 – Published: 2021-12-23 00:00 – Updated: 2025-11-03 20:33
    VLAI
    Summary
    A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into running a specially crafted sssctl command, such as via sudo, to gain root access. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
    Severity
    No CVSS data available.
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    n/a sssd Affected: sssd 2.6.0
    Show details on NVD website

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    CVE-2012-3462 (GCVE-0-2012-3462)

    Vulnerability from cvelistv5 – Published: 2019-12-26 20:14 – Updated: 2024-08-06 20:05
    VLAI
    Summary
    A flaw was found in SSSD version 1.9.0. The SSSD's access-provider logic causes the result of the HBAC rule processing to be ignored in the event that the access-provider is also handling the setup of the user's SELinux user context.
    Severity
    No CVSS data available.
    CWE
    • Other
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    sssd sssd Affected: 1.9.0
    Create a notification for this product.
    Show details on NVD website

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    CVE-2018-16838 (GCVE-0-2018-16838)

    Vulnerability from cvelistv5 – Published: 2019-03-25 17:41 – Updated: 2025-02-13 16:27
    VLAI
    Summary
    A flaw was found in sssd Group Policy Objects implementation. When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.
    CWE
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Vendor Product Version
    [UNKNOWN] sssd Affected: n/a
    Create a notification for this product.
    Show details on NVD website

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    CVE-2019-3811 (GCVE-0-2019-3811)

    Vulnerability from cvelistv5 – Published: 2019-01-15 15:00 – Updated: 2025-02-13 16:27
    VLAI
    Summary
    A vulnerability was found in sssd. If a user was configured with no home directory set, sssd would return '/' (the root directory) instead of '' (the empty string / no home directory). This could impact services that restrict the user's filesystem access to within their home directory through chroot() etc. All versions before 2.1 are vulnerable.
    Assigner
    redhat CNA under the redhat root
    CNA scorecard B 81/100 over 976 records in the last 180 days details
    Impacted products
    Date Public
    2018-12-04 00:00
    Show details on NVD website

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