What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-88

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

• Linux Mint Xreader: 3.8.2

References

• https://github.com/linuxmint/xreader/commit/cd678889ecfe4e84a5cbcf3a0489e15a5e2e3736
• https://www.zerodayinitiative.com/advisories/ZDI-23-1836/
• https://github.com/linuxmint/xreader/commit/cd678889ecfe4e84a5cbcf3a0489e15a5e2e3736
• https://www.zerodayinitiative.com/advisories/ZDI-23-1836/

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