Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-44452Linux Mint Xreader CBT File Parsing Argument Injection Remote Code Execution Vulnerability

High 7.8

In plain English

A high-severity argument injection in Xreader from Linux Mint. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS 3.0)7.8High

Exploit odds (30 days)1.3%top 30.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack tooling1Public PoC

Official description

Linux Mint Xreader CBT File Parsing Argument Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Linux Mint Xreader. 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. Was ZDI-CAN-22132.

Affected products (as reported)

Vendor	Product	Versions
Linux Mint	Xreader	3.8.2

Weakness: CWE-88 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

ZDI-23-1836 x_research-advisory
vendor-provided URL vendor-advisory