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Critical

Security advisory

Type: advisorySources: OSVCVE: CVE-2021-36779

A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2021-36779, CVE-2021-36780
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 11:51 UTC · Revision 1

Source evidence

CVE-2021-36779

core-osv · Original source

Published 17 Dec 2021, 09:15 UTC

A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.

osv:CVE-2021-36779
Complete source record
{
  "id": "bb767baf71980f306cbd2cb4e76324fa7e92d24e891df9e498d2ea95cb59e0bb",
  "url": "https://osv.dev/vulnerability/CVE-2021-36779",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-36779",
    "summary": "A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.",
    "evidence": "osv:CVE-2021-36779",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-36779",
      "aliases": [
        "CVE-2021-36779",
        "CVE-2021-36780",
        "GHSA-g358-m2wp-mhhx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/longhorn/longhorn",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5bfa702bf50913282236272abd468fc5121c3b9d"
                },
                {
                  "introduced": "84d2f4891204cd5fae32735482c9f65eaa49e3ad"
                },
                {
                  "fixed": "bc2987225f079fdc44b8b5df05c22151a9e72096"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:linuxfoundation:longhorn:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.1.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:linuxfoundation:longhorn:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.2.0"
                      },
                      {
                        "fixed": "1.2.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.2.3-rc2",
            "v1.1.3-rc3",
            "v1.1.3-rc2",
            "v1.2.3-rc1",
            "v1.1.3-rc1",
            "v1.2.2",
            "v1.2.1",
            "v1.2.1-rc2",
            "v1.2.1-rc1",
            "v1.1.2",
            "v1.1.2-rc1",
            "v0.6.2",
            "v0.6.1",
            "v0.6.0",
            "v0.3.3",
            "v0.3.2",
            "v0.3.1",
            "v0.3.1-rc1",
            "v0.3.0",
            "v0.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36779.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:51.024492483Z",
      "provider": "osv",
      "references": [
        "https://github.com/longhorn/longhorn/security/advisories/GHSA-g358-m2wp-mhhx",
        "https://bugzilla.suse.com/show_bug.cgi?id=1191818"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-36779",
        "evidence": "/id"
      },
      {
        "value": "CVE-2021-36780",
        "evidence": "/aliases"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386273,
  "published_at": "2021-12-17T09:15:06.923+00:00"
}