VulnerabilityAnalyzed

CVE-2024-11944

iXsystems TrueNAS CORE tarfile.extractall Directory Traversal Remote Code Execution Vulnerability.

HIGH 8.8EPSS 1.60%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.60% probability · 74th percentile
CISA KEV: Not listed
Weakness: CWE-22
Affected: ixsystems/truenas firmware
Source: zdi-disclosures@trendmicro.com

References

https://www.truenas.com/docs/core/13.0/gettingstarted/corereleasenotes/#130-u63Release Notes
https://www.zerodayinitiative.com/advisories/ZDI-24-1643/Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.