RHSA-2008:0193

Vulnerability from csaf_redhat - Published: 2008-04-01 14:24 - Updated: 2025-11-21 17:33
Summary
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.

CWE-732 - Incorrect Permission Assignment for Critical Resource
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

{
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    "distribution": {
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    "lang": "en",
    "notes": [
      {
        "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"
      },
      {
        "category": "general",
        "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"
      },
      {
        "category": "legal_disclaimer",
        "text": "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.",
        "title": "Terms of Use"
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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": {
      "current_release_date": "2025-11-21T17:33:04+00:00",
      "generator": {
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      "id": "RHSA-2008:0193",
      "initial_release_date": "2008-04-01T14:24:00+00:00",
      "revision_history": [
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  "product_tree": {
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              {
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                "name": "Red Hat Enterprise Linux Desktop (v. 5 client)",
                "product": {
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                  "product_id": "Red Hat Enterprise Linux Desktop (v. 5 client)",
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              {
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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"
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          "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": [
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          "Red Hat Enterprise Linux Desktop (v. 5 client)"
        ]
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          "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)",
            "Red Hat Enterprise Linux Desktop (v. 5 client)"
          ],
          "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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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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