Race condition in Slurm - CVE-2020-27746
Published: November 27, 2020 / Updated: January 29, 2021
Vulnerability identifier: #VU50142
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-27746
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: SchedMD
Affected software:
Slurm
Slurm
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to a race condition in the xauth for X11 magic cookies when reading data on the /proc filesystem. A local user can exploit the race and gain unauthorized access to sensitive information.
How to mitigate CVE-2020-27746
Install updates from vendor's website.