high
7.8
CWE
416
Advisory Published
Updated
Advisory Published

CVE-2023-42097: Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability

First published: Fri May 03 2024(Updated: )

Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. 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 handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21902.

Credit: zdi-disclosures@trendmicro.com

Affected SoftwareAffected VersionHow to fix
Foxit Reader
Foxit PDF Editor for Mac<=10.1.12.37872
Foxit PDF Editor for Mac>=11.0.0<=11.2.7.53812
Foxit PDF Editor for Mac>=12.0.0<=12.1.3.15356
Foxit PDF Editor for Mac=2023.1.0.15510
Foxit Reader<=12.1.3.15356

Remedy

https://www.foxit.com/support/security-bulletins.html

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-42097?

    CVE-2023-42097 has been classified as a critical vulnerability due to its potential for remote code execution.

  • How do I fix CVE-2023-42097?

    To mitigate CVE-2023-42097, update your Foxit PDF Reader or Foxit PDF Editor to the latest version provided by Foxit.

  • What versions are affected by CVE-2023-42097?

    CVE-2023-42097 affects Foxit PDF Reader versions up to 12.1.3.15356 and specific versions of Foxit PDF Editor as outlined in the advisory.

  • What type of attack does CVE-2023-42097 exploit?

    CVE-2023-42097 exploits a use-after-free condition that can lead to remote code execution upon user interaction.

  • Is user interaction necessary to exploit CVE-2023-42097?

    Yes, user interaction is required for exploiting CVE-2023-42097, as the target must open a malicious PDF document.

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