CVE-2020-27746 Race condition in n/a

What is CVE-2020-27746?

CVE-2020-27746 is a low-severity vulnerability in Debian Debian Linux, published on 27 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Slurm before 19.05.8 and 20.x before 20.02.6 exposes Sensitive Information to an Unauthorized Actor because xauth for X11 magic cookies is affected by a race condition in a read operation on the /proc filesystem.

Weakness: CWE-362

Which versions are affected by CVE-2020-27746?

It affects 2 products.

Products include Debian Debian Linux, Schedmd Slurm.

How do I fix CVE-2020-27746?

Upgrade to a fixed version.

Is CVE-2020-27746 being exploited?

There is no known exploitation of CVE-2020-27746 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9682-j923-q58c, UBUNTU-CVE-2020-27746.