CVE-2021-34956: Foxit PDF Editor Underline Annotation Use-After-Free Remote Code Execution Vulnerability
First published: Tue May 07 2024(Updated: )
Foxit PDF Editor Underline 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-14357.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Editor |
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Reference Links
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- alias/ZDI-21-1187
- alias/ZDI-CAN-14357
- alias/CVE-2021-34956
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- agent/last-modified-date
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- vendor/foxit
- canonical/foxit pdf editor