CVE-2023-28531

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.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

EPSS 0.11%

Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory fedoraproject.org

Affected: n/a n/a

References

Link	Tags
https://www.openwall.com/lists/oss-security/2023/03/15/8	mailing list release notes
https://security.netapp.com/advisory/ntap-20230413-0008/	third party advisory
https://security.gentoo.org/glsa/202307-01	third party advisory vendor advisory
https://www.debian.org/security/2023/dsa-5586	vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-28531?: CVE-2023-28531 has been scored as a critical severity vulnerability.
How to fix CVE-2023-28531?: To fix CVE-2023-28531, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-28531 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-28531 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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