CVE-2021-44512

tmate-ssh-server: World-writable permissions on the /tmp/tmate/sessions directory in tmate-ssh-server 2.3.0 allow a local attacker to c...

CVE-2021-44512 is fixed in tmate-ssh-server on 1 platform, first by DEBIAN-CVE-2021-44512, released December 7, 2021. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.0
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0026
18th percentile

World-writable permissions on the /tmp/tmate/sessions directory in tmate-ssh-server 2.3.0 allow a local attacker to compromise the integrity of session handling, or obtain the read-write session ID from a read-only session symlink in this directory.

Where it's fixed

ProductFixed inFixReleased
Linux
tmate-ssh-server · Debian 13.5 (trixie) 2.3.0-68-gd7334ee4-1 DEBIAN-CVE-2021-44512 Dec 7, 2021
tmate-ssh-server · Debian 14 2.3.0-68-gd7334ee4-1 DEBIAN-CVE-2021-44512 Dec 7, 2021

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