Vulnerability in Debian Gnu/linux Rssh

CVE-2019-3464

Insufficient sanitization of environment variables passed to rsync can bypass the restrictions imposed by rssh, a restricted shell that should restrict users to perform only rsync operations, resulting in the execution of arbitrary shell c…

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.047 (90.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-3464?
CVE-2019-3464 is a critical-severity vulnerability in Debian Gnu/linux Rssh, classified under Improper Initialization. CVSS score: 9.8/10. Published 2019-02-06.
How severe is CVE-2019-3464?
Critical severity. CVSS v3 base score is 9.8 out of 10.