Vulnerability in Zmanda Amanda

CVE-2022-37705

A privilege escalation flaw was found in Amanda 3.5.1 in which the backup user can acquire root privileges. The vulnerable component is the runtar SUID program, which is a wrapper to run /usr/bin/tar with specific arguments that are controllable by the attacker. This program mishandles the arguments passed to tar binary (it expects that the argument name and value are separated with a space; however, separating them with an equals sign is also supported),

EPSS: 0.012 (66.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-37705?
CVE-2022-37705 is a medium-severity vulnerability in Zmanda Amanda, classified under Argument Injection. CVSS score: 6.7/10. Published 2023-04-16.
How severe is CVE-2022-37705?
Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2022-37705 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.