CRITICAL 9.8 Microsoft
CVE-2023-28531
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.
Microsoft Security Update 2023-Mar: 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.
Affected Products
- cm1 openssh 8.9p1-2 on CBL Mariner 1.0
- cbl2 openssh 8.9p1-5 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28531
- https://nvd.nist.gov/vuln/detail/CVE-2023-28531
This critical severity vulnerability with a CVSS score of 9.8 was published on 2023-03-14 via Microsoft. Affected: cm1 openssh 8.9p1-2 on CBL Mariner 1.0, cbl2 openssh 8.9p1-5 on CBL Mariner 2.0.
Risk Timeline
CVE Disclosed2023-03-14 · 1282 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28531NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2023-28531Related Vulnerabilities
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| CVE-2022-39227 | Python-jwt subject to Authentication Bypass by Spoofing | CRITICAL | 9.1 |
| CVE-2021-33643 | An attacker who submits a crafted tar file with size in header struct being 0 ma | CRITICAL | 9.1 |
| CVE-2015-7504 | Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QE | HIGH | 8.8 |
| CVE-2022-40320 | cfg_tilde_expand in confuse.c in libConfuse 3.3 has a heap-based buffer over-rea | HIGH | 8.8 |
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