CVE-2023-28531

moderate-risk
Published 2023-03-17

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.

Do I need to act?

-
0.39% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Brocade Fabric Operating System
Solidfire Element Os

Affected Vendors

Openbsd Netapp

References (11)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/202307-01
Third Party Advisory https://security.netapp.com/advisory/ntap-20230413-0008/
https://www.debian.org/security/2023/dsa-5586
Mailing List https://www.openwall.com/lists/oss-security/2023/03/15/8
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
Third Party Advisory https://security.gentoo.org/glsa/202307-01
Third Party Advisory https://security.netapp.com/advisory/ntap-20230413-0008/
https://www.debian.org/security/2023/dsa-5586
Mailing List https://www.openwall.com/lists/oss-security/2023/03/15/8
43
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 1/34 · Minimal
Exposure 10/34 · Low