CVE-2022-24755 : What You Need to Know
Discover the impact of CVE-2022-24755, an Incorrect Authorization vulnerability in Bareos Director software. Learn about affected versions, exploitation, and mitigation strategies.
This article provides detailed information about CVE-2022-24755, an Incorrect Authorization vulnerability found in Bareos Director software.
Understanding CVE-2022-24755
CVE-2022-24755 is an Incorrect Authorization vulnerability in Bareos Director software, affecting versions from >= 18.2 to < 21.1.0, 20.0.6, and 19.2.12 when configured for PAM authentication.
What is CVE-2022-24755?
Bareos Director software skips authorization checks completely, allowing expired accounts and passwords to login. Users with PAM enabled are affected by this vulnerability.
The Impact of CVE-2022-24755
With a CVSS base score of 8.1 (High severity), this vulnerability can have a significant impact on confidentiality, integrity, and availability of systems. Attack complexity is high with network access and no user interaction required.
Technical Details of CVE-2022-24755
This section covers specific technical details of CVE-2022-24755.
Vulnerability Description
Bareos Director versions prior to 21.1.0, 20.0.6, and 19.2.12 lack proper authorization checks, allowing unauthorized access to the system.
Affected Systems and Versions
Versions >= 18.2, < 19.2.12, >= 20.0.0, < 20.0.6, and >= 21.0.0, < 21.1.0 of Bareos Director software are affected by this vulnerability.
Exploitation Mechanism
The vulnerability occurs when Bareos Director is configured for PAM authentication, leading to complete authorization check bypass.
Mitigation and Prevention
To secure systems from CVE-2022-24755, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
Ensure proper authorization checks are in place, and accounts with expired credentials are blocked from logging in.
Long-Term Security Practices
Implement regular security updates, monitor for unauthorized access attempts, and enforce strong password policies.
Patching and Updates
Upgrade to Bareos Director versions 21.1.0, 20.0.6, or 19.2.12, which include the necessary authorization checks to mitigate this vulnerability.