Advisory Details

May 2nd, 2025

MATE Desktop Atril Document Viewer CBT File Parsing Argument Injection Remote Code Execution Vulnerability

CVE ID
CVSS SCORE	7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	MATE Desktop
AFFECTED PRODUCTS	Atril Document Viewer
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected installations of MATE Desktop Atril Document Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of CBT files. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the current user.
ADDITIONAL DETAILS	Fixed in version 1.26.2 https://github.com/mate-desktop/atril/releases/tag/v1.26.2 https://github.com/mate-desktop/atril/commit/24f197791e9f666d2437a00229515c233b885821
DISCLOSURE TIMELINE	2025-03-12 - Vulnerability reported to vendor 2025-05-02 - Coordinated public release of advisory 2025-05-02 - Advisory Updated
CREDIT	Febin Mon Saji

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