CVE-2024-10963Pam: improper hostname interpretation in pam_access leads to access control bypass
Updated under an hour ago ()
Does this affect you?
It affects Red Hat Enterprise Linux 8 and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
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.
- CVSS
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weakness (CWE)
- CWE-287
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Deferred
- Record last updated
- Oct 13, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
Red Hat Red Hat Enterprise Linux 8 redhat:enterprise_linux | from 0:1.3.1-36.el8_10 not affected | CNA record |
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support redhat:rhel_eus | from 0:1.5.1-23.el9_4 not affected | CNA record |
Red Hat Red Hat OpenShift Container Platform 4.16 redhat:openshift | from 416.94.202411261619-0 not affected | CNA record |
Red Hat Red Hat OpenShift AI 2.16 redhat:openshift_ai | from v2.16.0-1733133582 not affected | CNA record |
References
- https://access.redhat.com/errata/RHSA-2024:10232vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:10244vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:10379vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:10518vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:10528vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:10852vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:6122vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2024-10963vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2324291issue-tracking, x-refsource-redhat
- https://github.com/linux-pam/linux-pam/issues/834
- https://github.com/linux-pam/linux-pam/pull/835
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.