---
id: CVE-2024-10963
title: >-
  A flaw was found in pam_access, where certain rules in its configuration file
  are mistakenly treated as hostnames
summary: >-
  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
  acces…
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-287
published: '2024-11-07'
updated: '2026-08-11'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2024-10963'
references:
  - url: 'https://access.redhat.com/errata/RHSA-2024:10232'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:10244'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:10379'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:10518'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:10528'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:10852'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2024:6122'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/security/cve/CVE-2024-10963'
    label: secalert@redhat.com
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2324291'
    label: secalert@redhat.com
  - url: 'https://github.com/linux-pam/linux-pam/issues/834'
    label: secalert@redhat.com
  - url: 'https://github.com/linux-pam/linux-pam/pull/835'
    label: secalert@redhat.com
tags:
  - nvd
epss: 0.00781
epssPercentile: 0.54025
ingestedAt: '2026-08-11T16:47:03.399Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.