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opendoas — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2023-28339

OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.

Products
opendoas
Affected versions
6.8.2-1
Fixed versions
Not specified
CVEs
CVE-2023-28339
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 15:40 UTC · Revision 1

Source evidence

DEBIAN-CVE-2023-28339

core-osv · Original source

Published 14 Mar 2023, 19:15 UTC

OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.

osv:DEBIAN-CVE-2023-28339

opendoas

Fixed versions: Not specified

opendoas

Fixed versions: Not specified

Complete source record
{
  "id": "42463bff5c2d082a68c7d2bb24d887a1ed5908902be01f089fbd074632a2aea6",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-28339",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2023-28339",
    "summary": "OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.",
    "evidence": "osv:DEBIAN-CVE-2023-28339",
    "products": [
      {
        "name": {
          "value": "opendoas",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "6.8.2-1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "opendoas",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "6.8.2-1",
            "evidence": "/affected/1/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2023-28339",
      "aliases": [
        "DEBIAN-CVE-2023-28339"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "opendoas",
            "purl": "pkg:deb/debian/opendoas?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "versions": [
            "6.8.2-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28339.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "opendoas",
            "purl": "pkg:deb/debian/opendoas?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "versions": [
            "6.8.2-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28339.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T18:01:24.286166791Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-28339"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2023-28339"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-28339",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 455491,
  "published_at": "2023-03-14T19:15:10.717+00:00"
}