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CVE-2022-23124

Published: 21 March 2022

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the get_finderinfo method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-15870. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the get_finderinfo method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.]

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
netatalk
Launchpad, Ubuntu, Debian
bionic Ignored
(changes too intrusive)
focal
Released (3.1.12~ds-4ubuntu0.20.04.1)
impish Ignored
(end of life)
jammy
Released (3.1.12~ds-9ubuntu0.22.04.1)
kinetic Not vulnerable
(3.1.13~ds-2)
upstream
Released (3.1.13)
lunar Not vulnerable
(3.1.13~ds-2)
Patches:
upstream: https://github.com/Netatalk/Netatalk/commit/4a8f6c964d5ca86df27c50e50dc1b60d39c9b76d

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H