CVE-2022-0194

State: Published
Severity: 9.8 Critical
Published: Mar 28, 2023
Updated: Nov 4, 2025
Reserved: Jan 11, 2022

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ad_addcomment function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15876.

Scores

CVSS	Score	Vector	Source
3.0	9.8 Critical	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	zdi

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
NetatalkNetatalk	3.1.12Affected

References

https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
https://www.zerodayinitiative.com/advisories/ZDI-22-530/
[debian-lts-announce] 20230516 [SECURITY] [DLA 3426-1] netatalk security updatemailing-list
DSA-5503vendor-advisory
GLSA-202311-02vendor-advisory
https://www.kb.cert.org/vuls/id/709991

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