CVE-2023-49938 : Security Advisory and Response
CVE-2023-49938 impacts SchedMD Slurm 22.05.x and 23.02.x, allowing unauthorized file access. Learn about the vulnerability, its impact, and mitigation steps.
An issue was discovered in SchedMD Slurm 22.05.x and 23.02.x related to Incorrect Access Control, allowing an attacker to modify their extended group list and open files with an unauthorized set of extended groups. This CVE was published on December 14, 2023.
Understanding CVE-2023-49938
This section provides insights into the nature of the CVE and its impact.
What is CVE-2023-49938?
CVE-2023-49938 is a vulnerability found in SchedMD Slurm versions 22.05.x and 23.02.x that enables attackers to manipulate extended group lists, potentially leading to unauthorized file access.
The Impact of CVE-2023-49938
The vulnerability could allow malicious actors to exploit Incorrect Access Control, compromising the integrity and confidentiality of files by leveraging unauthorized extended groups for file access.
Technical Details of CVE-2023-49938
Explore the technical aspects and implications of the CVE.
Vulnerability Description
The vulnerability arises from the improper handling of extended group lists in the sbcast subsystem of SchedMD Slurm, enabling unauthorized file access.
Affected Systems and Versions
SchedMD Slurm versions 22.05.x and 23.02.x are impacted by this vulnerability, highlighting the importance of immediate remediation.
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating their extended group list to gain unauthorized access to files, posing a significant security risk.
Mitigation and Prevention
Learn about the measures to address and prevent CVE-2023-49938.
Immediate Steps to Take
It is crucial to update affected systems to patched versions 22.05.11 and 23.02.7 promptly to mitigate the vulnerability and prevent potential unauthorized access.
Long-Term Security Practices
Implement robust access control policies and regular security updates to enhance the overall security posture and prevent future vulnerabilities.
Patching and Updates
Regularly monitor for security advisories and apply vendor-recommended patches promptly to safeguard systems against known vulnerabilities.