Improper Authentication in Sudo - CVE-2023-42465
Published: January 24, 2024
Vulnerability identifier: #VU85764
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-42465
CWE-ID: CWE-287
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Sudo
Affected software:
Sudo
Sudo
Detailed vulnerability description
The vulnerability allows a local user to bypass authentication process.
The vulnerability exists due to insufficient resistance to rowhammer attacks. A local user can bypass authentication process and gain unauthorized access to the system.
How to mitigate CVE-2023-42465
Install updates from vendor's website.
Sources
- https://www.sudo.ws/releases/changelog/
- https://www.openwall.com/lists/oss-security/2023/12/21/9
- https://github.com/sudo-project/sudo/commit/7873f8334c8d31031f8cfa83bd97ac6029309e4f
- https://arxiv.org/abs/2309.02545
- https://github.com/sudo-project/sudo/releases/tag/SUDO_1_9_15
- https://security.gentoo.org/glsa/202401-29