What is the severity of CVE-2021-34966?

CVE-2021-34966 has a critical severity rating due to its potential for remote code execution.

How do I fix CVE-2021-34966?

To mitigate CVE-2021-34966, users should update to the latest version of Foxit PDF Editor as per the vendor's security advisory.

What products are affected by CVE-2021-34966?

CVE-2021-34966 specifically affects Foxit PDF Editor for Mac.

Is user interaction required to exploit CVE-2021-34966?

Yes, user interaction is required to exploit CVE-2021-34966, as it involves opening a maliciously crafted PDF file.

What type of attack does CVE-2021-34966 facilitate?

CVE-2021-34966 facilitates a remote code execution attack allowing attackers to execute arbitrary code on affected systems.

Vulnerability/
CVE-2021-34966

high

7.8

CWE

416

7/5/2024

4/8/2024

22/2/2025

CVE-2021-34966: Foxit PDF Editor FileAttachment Annotation Use-After-Free Remote Code Execution Vulnerability

First published: Tue May 07 2024(Updated: )

Foxit PDF Editor FileAttachment Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. 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-14367.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Foxit PDF Editor for Mac

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Frequently Asked Questions

What is the severity of CVE-2021-34966?
CVE-2021-34966 has a critical severity rating due to its potential for remote code execution.
How do I fix CVE-2021-34966?
To mitigate CVE-2021-34966, users should update to the latest version of Foxit PDF Editor as per the vendor's security advisory.
What products are affected by CVE-2021-34966?
CVE-2021-34966 specifically affects Foxit PDF Editor for Mac.
Is user interaction required to exploit CVE-2021-34966?
Yes, user interaction is required to exploit CVE-2021-34966, as it involves opening a maliciously crafted PDF file.
What type of attack does CVE-2021-34966 facilitate?
CVE-2021-34966 facilitates a remote code execution attack allowing attackers to execute arbitrary code on affected systems.

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