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pam — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2010-3430

The privilege-dropping implementation in the (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) 1.1.2 does not perform the required setfsgid and setgroups system calls, which might allow local users to obtain sensitive information by leveraging unintended group permissions, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-3435.

Products
pam
Affected versions
Not specified
Fixed versions
1.1.3-1
CVEs
CVE-2010-3430
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 22:26 UTC · Revision 1

Source evidence

DEBIAN-CVE-2010-3430

core-osv · Original source

Published 24 Jan 2011, 18:00 UTC

The privilege-dropping implementation in the (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) 1.1.2 does not perform the required setfsgid and setgroups system calls, which might allow local users to obtain sensitive information by leveraging unintended group permissions, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-3435.

osv:DEBIAN-CVE-2010-3430

pam

Fixed versions: 1.1.3-1

pam

Fixed versions: 1.1.3-1

pam

Fixed versions: 1.1.3-1

Complete source record
{
  "id": "09e7986c5d286b853e10de0d6e004430e85da3f04dddc28ebd5a08c46b0defe8",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2010-3430",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2010-3430",
    "summary": "The privilege-dropping implementation in the (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) 1.1.2 does not perform the required setfsgid and setgroups system calls, which might allow local users to obtain sensitive information by leveraging unintended group permissions, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-3435.",
    "evidence": "osv:DEBIAN-CVE-2010-3430",
    "products": [
      {
        "name": {
          "value": "pam",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.1.3-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "pam",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.1.3-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "pam",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.1.3-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "DEBIAN-CVE-2010-3430",
      "aliases": [
        "DEBIAN-CVE-2010-3430"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.1.3-1"
                }
              ]
            }
          ],
          "package": {
            "name": "pam",
            "purl": "pkg:deb/debian/pam?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-3430.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.1.3-1"
                }
              ]
            }
          ],
          "package": {
            "name": "pam",
            "purl": "pkg:deb/debian/pam?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-3430.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.1.3-1"
                }
              ]
            }
          ],
          "package": {
            "name": "pam",
            "purl": "pkg:deb/debian/pam?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-3430.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T17:47:21.470089845Z",
      "provider": "osv",
      "upstream": [
        "CVE-2010-3430"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2010-3430"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2010-3430",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 416489,
  "published_at": "2011-01-24T18:00:01.907+00:00"
}