VULNERABILITY INTELLIGENCE

CVE-2022-43634

CVSS score9.8 CRITICAL
EPSS probability18.90%
CISA KEVNot currently listed
Published2023-03-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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 dsi_writeinit 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 heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-17646.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-122

Primary references