CVE-2022-23121 - CVE House
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Status published Critical CVE-2022-23121

This vulnerability allows remote attackers to execute arbitrary code on...

Vulnerability 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 parse_entries function. The issue results from the lack of proper error handling when parsing AppleDouble entries. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15819.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • NCC Group EDG (Alex Plaskett, Cedric Halbronn, Aaron Adams)

Affected Vendor

Affected Software

Netatalk
Vulnerable Versions:
3.1.12

Timeline

Official Publish: March 28th, 2023
Last Modified: November 4th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)