CVE-2026-44072
Deferred Deferred - Pending Action

Netatalk Remote Code Execution via system() After Failed chdir

Publication date: 2026-05-21

Last updated on: 2026-05-21

Assigner: securin

Description
Netatalk 2.2.1 through 4.4.2 calls system() after a failed chdir() without properly handling the error condition, which allows a local privileged user to execute unintended commands or cause a minor service disruption under specific conditions.

CVSS Scores

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Meta Information

Published
2026-05-21
Last Modified
2026-05-21
Generated
2026-06-30
AI Q&A
2026-05-21
EPSS Evaluated
2026-06-29
NVD
CVE-2026-44072
EUVD
EUVD-2026-31216

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
netatalk netatalk From 2.2.1 (inc) to 4.4.2 (inc)
netatalk netatalk 4.5.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This vulnerability exists in Netatalk versions 2.2.1 through 4.4.2 and involves the use of the system() function after a failed chdir() call.

It was fixed in version 4.5.0.

Impact Analysis

The vulnerability has a CVSS v3.1 base score of 3.0, indicating a low severity.

It requires local access (AV:L), high attack complexity (AC:H), and high privileges (PR:H) with no user interaction (UI:N).

The impact includes no confidentiality loss (C:N), low integrity impact (I:L), and low availability impact (A:L).

Mitigation Strategies

The vulnerability is fixed in Netatalk version 4.5.0. To mitigate this vulnerability, you should upgrade your Netatalk installation to version 4.5.0 or later.

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