CVE-2024-11944 iXsystems TrueNAS CORE tarfile.extractall Directory Traversal Remote Code Execution Vulnerability

High 7.5 Published 30 Dec 2024 Updated 30 Dec 2024

Network-adjacent attackers can execute arbitrary code as root via directory traversal in tarfile.extractall without authentication.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-11944?

CVE-2024-11944 is a high-severity path traversal vulnerability in iXsystems TrueNAS CORE, published on 30 Dec 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

iXsystems TrueNAS CORE tarfile.extractall Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of iXsystems TrueNAS devices. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the tarfile.extractall method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-25626.

Weakness: CWE-22

Which versions are affected by CVE-2024-11944?

It affects 1 product.

Products include Ixsystems Truenas Firmware.

How do I fix CVE-2024-11944?

No fix has been published for CVE-2024-11944 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2024-11944 being exploited?

There is no known exploitation of CVE-2024-11944 in the wild and no public exploit code.

CVE-2024-11946 iXsystems TrueNAS CORE fetch_plugin_packagesites tar Cleartext Transmission of Sensitive Information Vulnerability Low 3.1

Sources

Also known as GHSA-xpwc-vww2-w3pr.