What is the severity of CVE-2021-34954?

CVE-2021-34954 has a high severity rating due to its potential for remote code execution.

How do I fix CVE-2021-34954?

To fix CVE-2021-34954, users should update to the latest version of Foxit PDF Editor.

What kind of attack vector is used in CVE-2021-34954?

CVE-2021-34954 can be exploited through a crafted PDF file that triggers a use-after-free error.

What are the impacts of CVE-2021-34954?

The impact of CVE-2021-34954 includes unauthorized execution of arbitrary code on the affected system.

Does CVE-2021-34954 require user interaction?

Yes, CVE-2021-34954 requires user interaction for the exploitation to occur when opening a malicious PDF file.

Vulnerability/
CVE-2021-34954

high

7.8

CWE

416

7/5/2024

4/8/2024

22/2/2025

CVE-2021-34954: Foxit PDF Editor StrikeOut Annotation Use-After-Free Remote Code Execution Vulnerability

First published: Tue May 07 2024(Updated: )

Foxit PDF Editor StrikeOut 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-14355.

Credit: zdi-disclosures@trendmicro.com

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

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-34954?
CVE-2021-34954 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2021-34954?
To fix CVE-2021-34954, users should update to the latest version of Foxit PDF Editor.
What kind of attack vector is used in CVE-2021-34954?
CVE-2021-34954 can be exploited through a crafted PDF file that triggers a use-after-free error.
What are the impacts of CVE-2021-34954?
The impact of CVE-2021-34954 includes unauthorized execution of arbitrary code on the affected system.
Does CVE-2021-34954 require user interaction?
Yes, CVE-2021-34954 requires user interaction for the exploitation to occur when opening a malicious PDF file.

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