CVE-2022-41974 : Exploit Details and Defense Strategies
CVE-2022-41974 allows local users to gain root access in multipath-tools before version 0.9.2. Learn the impact, technical details, and mitigation steps to secure affected systems.
A vulnerability has been identified in the multipath-tools versions 0.7.0 through 0.9.x before 0.9.2, allowing local users to escalate privileges and obtain root access. This CVE can be exploited individually or in conjunction with CVE-2022-41973 by manipulating the multipath setup through UNIX domain sockets.
Understanding CVE-2022-41974
This section delves into the details of the CVE-2022-41974 vulnerability in multipath-tools.
What is CVE-2022-41974?
CVE-2022-41974 in multipath-tools versions 0.7.0 through 0.9.x before 0.9.2 enables local users to bypass access controls and gain root privileges through manipulation of the multipath setup using UNIX domain sockets.
The Impact of CVE-2022-41974
The exploitation of CVE-2022-41974 can lead to a local privilege escalation for unauthorized users, allowing them to gain root access on affected systems.
Technical Details of CVE-2022-41974
Explore the technical specifics of the CVE-2022-41974 vulnerability in multipath-tools.
Vulnerability Description
The vulnerability arises due to mishandling of repeating keywords, utilizing arithmetic ADD instead of bitwise OR, enabling a local privilege escalation to root.
Affected Systems and Versions
The vulnerability affects multipath-tools versions 0.7.0 through 0.9.x before 0.9.2, impacting systems where local users have write access to UNIX domain sockets.
Exploitation Mechanism
Local users exploiting the CVE can bypass access controls and modify the multipath setup to escalate privileges to root level on vulnerable systems.
Mitigation and Prevention
Learn how to mitigate and prevent the CVE-2022-41974 vulnerability in multipath-tools.
Immediate Steps to Take
Users are advised to update multipath-tools to version 0.9.2 or above to address the vulnerability and prevent unauthorized privilege escalation.
Long-Term Security Practices
Implement strict access controls, monitor UNIX domain socket activity, and follow security best practices to enhance overall system security.
Patching and Updates
Regularly apply security patches and updates provided by multipath-tools to ensure the protection of systems against known vulnerabilities.