CVE-2023-51767 — Improper Authentication in Fedora
Severity
7.0HIGHNVD
EPSS
0.0%
top 99.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 24
Description
OpenSSH through 10.0, when common types of DRAM are used, might allow row hammer attacks (for authentication bypass) because the integer value of authenticated in mm_answer_authpassword does not resist flips of a single bit. NOTE: this is applicable to a certain threat model of attacker-victim co-location in which the attacker has user privileges. NOTE: this is disputed by the Supplier, who states "we do not consider it to be the application's responsibility to defend against platform architectu…
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9
Affected Packages1 packages
Also affects: Fedora 39, Enterprise Linux 8.0, 9.0