CVE-2022-23123

9.8 CRITICAL
Published: March 28, 2023 Modified: November 04, 2025

Description

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 getdirparams 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-15830.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Source: zdi-disclosures@trendmicro.com
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00016.html
Source: zdi-disclosures@trendmicro.com
Mailing List Third Party Advisory
https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
Source: zdi-disclosures@trendmicro.com
Release Notes
https://security.gentoo.org/glsa/202311-02
Source: zdi-disclosures@trendmicro.com
Issue Tracking Third Party Advisory
https://www.debian.org/security/2023/dsa-5503
Source: zdi-disclosures@trendmicro.com
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-528/
Source: zdi-disclosures@trendmicro.com
Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00016.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
https://security.gentoo.org/glsa/202311-02
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://www.debian.org/security/2023/dsa-5503
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.kb.cert.org/vuls/id/709991
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.zerodayinitiative.com/advisories/ZDI-22-528/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry

13 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
6.1%
90th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

debian netatalk