Information disclosure in libmemcached - CVE-2023-27478
Published: August 18, 2023
Vulnerability identifier: #VU79678
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-27478
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to an error that results in returning data for a previously requested key, if that previous request timed out due to a low "POLL_TIMEOUT". A remote attacker can gain unauthorized access to sensitive information.
Affected software
libmemcached
Fedora
libmemcached-awesome
Fedora
libmemcached-awesome
How to mitigate CVE-2023-27478
Install updates from vendor's website.
libmemcached - update to 1.1.4
libmemcached-awesome - addressed in versions 1.1.4-1.fc36, 1.1.4-1.fc37, 1.1.4-1.fc38
libmemcached-awesome - addressed in versions 1.1.4-1.fc36, 1.1.4-1.fc37, 1.1.4-1.fc38