CVE-2023-51767
CVSS 3.1 Score 7.0 of 10 (high)
Details
Published Dec 24, 2023
Updated: Feb 27, 2024
Summary
CVE-2023-51767 is a vulnerability affecting OpenSSH versions up to 9.6. This issue allows for row hammer attacks, which can result in authentication bypass. The vulnerability arises from the integer value of 'authenticated' in 'mm\_answer\_authpassword' not being resistant to a single bit flip. It's essential to note that this threat only applies to a specific attacker-victim co-location scenario where the attacker holds user privileges.
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Affected Products
- OpenSSH
- Red Hat Enterprise Linux
- Fedora Operating System
Affected Vendors
- OpenBSD Project
- Red Hat
- Fedora Project
Advisories, Assessments, and Mitigations
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