github - ghsa-j839-ff8c-f62x

GHSA-J839-FF8C-F62X

Vulnerability from github – Published: 2023-03-17 06:30 – Updated: 2025-11-04 21:30

Details

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2023-28531"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-03-17T04:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints.",
  "id": "GHSA-j839-ff8c-f62x",
  "modified": "2025-11-04T21:30:33Z",
  "published": "2023-03-17T06:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-28531"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202307-01"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20230413-0008"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2023/dsa-5586"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2023/03/15/8"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-28531 (GCVE-0-2023-28531)

Vulnerability from cvelistv5 – Published: 2023-03-17 00:00 – Updated: 2025-11-04 18:14

Summary

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2023/…
	https://security.netapp.com/advisory/ntap-2023041…
	https://security.gentoo.org/glsa/202307-01	vendor-advisory
	https://www.debian.org/security/2023/dsa-5586	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T18:14:27.987Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.openwall.com/lists/oss-security/2023/03/15/8"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230413-0008/"
          },
          {
            "name": "GLSA-202307-01",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202307-01"
          },
          {
            "name": "DSA-5586",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5586"
          },
          {
            "name": "FEDORA-2024-2aac54ebb7",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-02-12T03:06:25.997Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.openwall.com/lists/oss-security/2023/03/15/8"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20230413-0008/"
        },
        {
          "name": "GLSA-202307-01",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202307-01"
        },
        {
          "name": "DSA-5586",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5586"
        },
        {
          "name": "FEDORA-2024-2aac54ebb7",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-28531",
    "datePublished": "2023-03-17T00:00:00.000Z",
    "dateReserved": "2023-03-17T00:00:00.000Z",
    "dateUpdated": "2025-11-04T18:14:27.987Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-J839-FF8C-F62X

CVE-2023-28531 (GCVE-0-2023-28531)

Tags

Sightings

Nomenclature