RHSA-2008:0193
Vulnerability from csaf_redhat - Published: 2008-04-01 14:24 - Updated: 2025-11-21 17:33Summary
Red Hat Security Advisory: lspp-eal4-config-ibm and capp-lspp-eal4-config-hp security update
Severity
Important
Notes
Topic: Updated lspp-eal4-config-ibm and capp-lspp-eal4-config-hp packages that
fix a security issue are now available for Red Hat Enterprise Linux 5.
This update has been rated as having important security impact by the Red
Hat Security Response Team.
Details: The lspp-eal4-config-ibm and capp-lspp-eal4-config-hp packages contain
utilities and documentation for configuring a machine for the Controlled
Access Protection Profile, or the Labeled Security Protection Profile.
It was discovered that use of the "capp-lspp-config" script results in the
"/etc/pam.d/system-auth" file being set to world-writable. Authorized local
users who have limited privileges could then exploit this to gain
additional access, or to escalate their privileges. (CVE-2008-0884)
This issue only affects users who have installed either of these packages
from the Red Hat FTP site as their base system configuration kickstart
script.
New deployments using the lspp-eal4-config-ibm or capp-lspp-eal4-config-hp
packages are advised to upgrade to these updated packages, which resolve
this issue.
For systems already deployed, the following command can be run as root to
restore the permissions to a secure setting:
chmod 0644 /etc/pam.d/system-auth
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
The Replace function in the capp-lspp-config script in the (1) lspp-eal4-config-ibm and (2) capp-lspp-eal4-config-hp packages before 0.65-2 in Red Hat Enterprise Linux (RHEL) 5 uses lstat instead of stat to determine the /etc/pam.d/system-auth file permissions, leading to a change to world-writable permissions for the /etc/pam.d/system-auth-ac file, which allows local users to gain privileges by modifying this file.
7.2 ()
Vendor Fix
This update is available via the Red Hat FTP site.
ftp://ftp.redhat.com/pub/redhat/linux/eal/EAL4_RHEL5/IBM/RPMS/lspp-eal4-config-ibm-0.65-2.el5.noarch.rpm
ftp://ftp.redhat.com/pub/redhat/linux/eal/EAL4_RHEL5/HP/RPMS/capp-lspp-eal4-config-hp-0.65-2.el5.noarch.rpm
https://access.redhat.com/errata/RHSA-2008:0193
References
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"category": "summary",
"text": "Updated lspp-eal4-config-ibm and capp-lspp-eal4-config-hp packages that\nfix a security issue are now available for Red Hat Enterprise Linux 5.\n\nThis update has been rated as having important security impact by the Red\nHat Security Response Team.",
"title": "Topic"
},
{
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"text": "The lspp-eal4-config-ibm and capp-lspp-eal4-config-hp packages contain\nutilities and documentation for configuring a machine for the Controlled\nAccess Protection Profile, or the Labeled Security Protection Profile.\n\nIt was discovered that use of the \"capp-lspp-config\" script results in the\n\"/etc/pam.d/system-auth\" file being set to world-writable. Authorized local\nusers who have limited privileges could then exploit this to gain\nadditional access, or to escalate their privileges. (CVE-2008-0884)\n\nThis issue only affects users who have installed either of these packages\nfrom the Red Hat FTP site as their base system configuration kickstart\nscript.\n\nNew deployments using the lspp-eal4-config-ibm or capp-lspp-eal4-config-hp\npackages are advised to upgrade to these updated packages, which resolve\nthis issue.\n\nFor systems already deployed, the following command can be run as root to\nrestore the permissions to a secure setting:\n\nchmod 0644 /etc/pam.d/system-auth",
"title": "Details"
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"url": "https://security.access.redhat.com/data/csaf/v2/advisories/2008/rhsa-2008_0193.json"
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"title": "Red Hat Security Advisory: lspp-eal4-config-ibm and capp-lspp-eal4-config-hp security update",
"tracking": {
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"revision_history": [
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"number": "1",
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},
{
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"name": "Red Hat"
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},
"vulnerabilities": [
{
"cve": "CVE-2008-0884",
"cwe": {
"id": "CWE-732",
"name": "Incorrect Permission Assignment for Critical Resource"
},
"discovery_date": "2008-02-28T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "435442"
}
],
"notes": [
{
"category": "description",
"text": "The Replace function in the capp-lspp-config script in the (1) lspp-eal4-config-ibm and (2) capp-lspp-eal4-config-hp packages before 0.65-2 in Red Hat Enterprise Linux (RHEL) 5 uses lstat instead of stat to determine the /etc/pam.d/system-auth file permissions, leading to a change to world-writable permissions for the /etc/pam.d/system-auth-ac file, which allows local users to gain privileges by modifying this file.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "system-auth-ac is world-writable",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"RHEL Desktop Workstation (v. 5 client)",
"RHEV Hypervisor for RHEL-5",
"Red Hat Enterprise Linux (v. 5 server)",
"Red Hat Enterprise Linux Desktop (v. 5 client)"
]
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"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2008-0884"
},
{
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"summary": "RHBZ#435442",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=435442"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2008-0884",
"url": "https://www.cve.org/CVERecord?id=CVE-2008-0884"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2008-0884",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2008-0884"
}
],
"release_date": "2008-04-01T14:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2008-04-01T14:24:00+00:00",
"details": "This update is available via the Red Hat FTP site. \n\nftp://ftp.redhat.com/pub/redhat/linux/eal/EAL4_RHEL5/IBM/RPMS/lspp-eal4-config-ibm-0.65-2.el5.noarch.rpm\nftp://ftp.redhat.com/pub/redhat/linux/eal/EAL4_RHEL5/HP/RPMS/capp-lspp-eal4-config-hp-0.65-2.el5.noarch.rpm",
"product_ids": [
"RHEL Desktop Workstation (v. 5 client)",
"RHEV Hypervisor for RHEL-5",
"Red Hat Enterprise Linux (v. 5 server)",
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2008:0193"
}
],
"scores": [
{
"cvss_v2": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"products": [
"RHEL Desktop Workstation (v. 5 client)",
"RHEV Hypervisor for RHEL-5",
"Red Hat Enterprise Linux (v. 5 server)",
"Red Hat Enterprise Linux Desktop (v. 5 client)"
]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "system-auth-ac is world-writable"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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