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sssd — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2010-2940

The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.

Products
sssd
Affected versions
Not specified
Fixed versions
1.2.1-4
CVEs
CVE-2010-2940
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 22:57 UTC · Revision 1

Source evidence

DEBIAN-CVE-2010-2940

core-osv · Original source

Published 30 Aug 2010, 20:00 UTC

The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.

osv:DEBIAN-CVE-2010-2940

sssd

Fixed versions: 1.2.1-4

sssd

Fixed versions: 1.2.1-4

Complete source record
{
  "id": "9b6521f4a50d65c4589398357af37e877bc59c348fee9f7413493c0de520d59b",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2010-2940",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2010-2940",
    "summary": "The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.",
    "evidence": "osv:DEBIAN-CVE-2010-2940",
    "products": [
      {
        "name": {
          "value": "sssd",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.2.1-4",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "sssd",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.2.1-4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "DEBIAN-CVE-2010-2940",
      "aliases": [
        "DEBIAN-CVE-2010-2940"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.2.1-4"
                }
              ]
            }
          ],
          "package": {
            "name": "sssd",
            "purl": "pkg:deb/debian/sssd?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2940.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.2.1-4"
                }
              ]
            }
          ],
          "package": {
            "name": "sssd",
            "purl": "pkg:deb/debian/sssd?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2940.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T17:47:30.661752429Z",
      "provider": "osv",
      "upstream": [
        "CVE-2010-2940"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2010-2940"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2010-2940",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 417335,
  "published_at": "2010-08-30T20:00:02.39+00:00"
}