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sogo — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2021-33054

SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)

Products
sogo
Affected versions
Not specified
Fixed versions
5.1.1-1
CVEs
CVE-2021-33054
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:23 UTC · Revision 1

Source evidence

DEBIAN-CVE-2021-33054

core-osv · Original source

Published 4 Jun 2021, 15:15 UTC

SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)

osv:DEBIAN-CVE-2021-33054

sogo

Fixed versions: 5.1.1-1

sogo

Fixed versions: 5.1.1-1

Complete source record
{
  "id": "32d2d13c8928f9690af5f0edb2b80cd4a8d670ae9157fe83397cbbe77ba34df4",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-33054",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2021-33054",
    "summary": "SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)",
    "evidence": "osv:DEBIAN-CVE-2021-33054",
    "products": [
      {
        "name": {
          "value": "sogo",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.1.1-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "sogo",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.1.1-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2021-33054",
      "aliases": [
        "DEBIAN-CVE-2021-33054"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5.1.1-1"
                }
              ]
            }
          ],
          "package": {
            "name": "sogo",
            "purl": "pkg:deb/debian/sogo?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33054.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5.1.1-1"
                }
              ]
            }
          ],
          "package": {
            "name": "sogo",
            "purl": "pkg:deb/debian/sogo?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33054.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:14.790744479Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-33054"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2021-33054"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-33054",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 420941,
  "published_at": "2021-06-04T15:15:07.647+00:00"
}