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.
CVE-2024-10963
Score 6.5 from GitHub Security Advisory published 2024-11-07. NVD baseline CVSS 7.4; sources differ by 0.9.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.4
- EG Score
- 6.5(medium)
- EPSS
- 52.4%
- KEV
- Not listed
Published
November 7, 2024
Last Modified
April 15, 2026
References (10)
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10232
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10244
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10379
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10518
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10528
- secalert@redhathttps://access.redhat.com/errata/RHSA-2024:10852
- secalert@redhathttps://access.redhat.com/security/cve/CVE-2024-10963
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2324291
- secalert@redhathttps://github.com/linux-pam/linux-pam/issues/834
- secalert@redhathttps://github.com/linux-pam/linux-pam/pull/835
Vendor Advisories for CVE-2024-10963(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(7)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libpam0g-dev (1.5.3-5ubuntu5.5) @ noble | 2026-05-21 | ubuntu |
| redhat | rhoai/odh-dashboard-rhel8:v2.16.0-1733133582 | 2024-12-05 | redhat |
| redhat | rhcos-416.94.202411261619-0 | 2024-12-04 | redhat |
| redhat | rhcos-417.94.202411261220-0 | 2024-12-03 | redhat |
| redhat | pam-0:1.3.1-36.el8_10 | 2024-11-26 | redhat |
| redhat | pam-0:1.5.1-23.el9_4 | 2024-11-25 | redhat |
| redhat | pam-0:1.5.1-22.el9_5 | 2024-11-25 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(7)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- Microsoft MSRCCVE-2024-109632024-12-19
Pam: improper hostname interpretation in pam_access leads to access control bypass
- Red HatRHSA-2024:10232IMPORTANT2024-11-07
RHSA-2024:10232 — Important
- Red HatRHSA-2024:10244IMPORTANT2024-11-07
RHSA-2024:10244 — Important
- Red HatRHSA-2024:10379IMPORTANT2024-11-07
RHSA-2024:10379 — Important
- Red HatRHSA-2024:10518IMPORTANT2024-11-07
RHSA-2024:10518 — Important
- Red HatRHSA-2024:10528IMPORTANT2024-11-07
RHSA-2024:10528 — Important
- UbuntuUSN-7761-1MEDIUM
PAM vulnerability
Data Freshness Timeline
(refreshed 12× in last 7d / 49× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 112 total refreshes for this CVE.
- 2026-07-15 16:56 UTCEPSS rescore
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- 2026-06-04 08:09 UTCOSV refresh
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- 2026-05-21 22:03 UTCEG score recompute
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Frequently asked(5)
What is CVE-2024-10963?
When was CVE-2024-10963 disclosed?
Is CVE-2024-10963 actively exploited?
What is the CVSS score of CVE-2024-10963?
How do I remediate CVE-2024-10963?
Dependency Blast Radius
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