Auth bypass in Red Hat Enterprise Linux 10

CVE-2024-10963

A flaw was found in pam_access, where certain rules in its configuration file are mistakenly treated as hostnames. This vulnerability allows attackers to trick the system by pretending to be a trusted hostname, gaining unauthorized access. This issue poses a risk for systems that rely on this feature to control who can access certain services or terminals.

Vulnerability class: Broken Authentication

EPSS: 0.008 (52.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-10963?
CVE-2024-10963 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Improper Authentication. CVSS score: 7.4/10. Published 2024-11-07.
How severe is CVE-2024-10963?
High severity. CVSS v3 base score is 7.4 out of 10.
Is CVE-2024-10963 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.