VULNERABILITY INTELLIGENCE

CVE-2023-28531

CVSS score9.8 CRITICAL
EPSS probability2.99%
CISA KEVNot currently listed
Published2023-03-17
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: NVD-CWE-noinfo
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-284

Primary references