CVE-2023-28531

9.8 CRITICAL

Published: March 17, 2023 Modified: November 04, 2025

Description

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.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/

Source: cve@mitre.org

https://security.gentoo.org/glsa/202307-01

Source: cve@mitre.org

Third Party Advisory

https://security.netapp.com/advisory/ntap-20230413-0008/

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2023/dsa-5586

Source: cve@mitre.org

https://www.openwall.com/lists/oss-security/2023/03/15/8

Source: cve@mitre.org

Mailing List Release Notes

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/