CVE-2021-34948: Foxit PDF Reader Square Annotation Use-After-Free Remote Code Execution Vulnerability
First published: Tue May 07 2024(Updated: )
Foxit PDF Reader Square 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 Square 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-14272.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader |
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Reference Links
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- alias/ZDI-21-1179
- alias/ZDI-CAN-14272
- alias/CVE-2021-34948
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- vendor/foxit
- canonical/foxit pdf reader