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.
References (2)
Core 2
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-24-1643/
Release Notes vendor-advisory
https://www.truenas.com/docs/core/13.0/gettingstarted/corereleasenotes/#130-u63
Scores
CVSS v3
8.8
EPSS
0.0160
EPSS Percentile
72.6%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-22
Status
published
Products (1)
ixsystems/truenas_firmware
13.0 (16 CPE variants)
Published
Dec 30, 2024
Tracked Since
Feb 18, 2026