#VU72486 Improper access control in Central Authentication Services (CAS) - CVE-2022-39369
Published: February 22, 2023
Vulnerability identifier: #VU72486
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-39369
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Central Authentication Services (CAS)
Central Authentication Services (CAS)
Software vendor:
Backdrop CMS contributed projects
Backdrop CMS contributed projects
Description
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions within the phpCAS library that is maintained by a third-party. A remote user can bypass implemented security restrictions and gain unauthorized access to the application.
Remediation
Install updates from vendor's website.
External links
- https://github.com/apereo/phpCAS/security/advisories/GHSA-8q72-6qq8-xv64
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2XL7SMW6ESSP2Y6HHRYWW2MMCZSI4LBZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RUA2JM6YT3ZXSZLBJVRA32AXYM3GJMO3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJZGTWJ5ZXUUT47EHARNOUUNTH6SYDSE/