Advisory Details

December 6th, 2024

(Pwn2Own) iXsystems TrueNAS fetch_plugin_packagesites tar Cleartext Transmission of Sensitive Information Vulnerability

CVE ID	CVE-2024-11946
CVSS SCORE	3.1, AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
AFFECTED VENDORS	iXsystems
AFFECTED PRODUCTS	TrueNAS
VULNERABILITY DETAILS	This vulnerability allows network-adjacent attackers to tamper with firmware update files on affected installations of iXsystems TrueNAS devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of firmware updates. The issue results from the use of an insecure protocol to deliver updates. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.
ADDITIONAL DETAILS	iXsystems has issued an update to correct this vulnerability. More details can be found at: https://www.truenas.com/docs/core/13.0/gettingstarted/corereleasenotes/#130-u63
DISCLOSURE TIMELINE	2024-11-15 - Vulnerability reported to vendor 2024-12-06 - Coordinated public release of advisory 2024-12-06 - Advisory Updated
CREDIT	Daan Keuper, Thijs Alkemade and Khaled Nassar from Computest Sector 7

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