Vulnerability Monitor

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CVE-2021-34971


Foxit PDF Reader JPG2000 File Parsing Heap-based Buffer Overflow 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 parsing of PDF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14812.


Published

2024-05-07T23:15:12.013

Last Modified

2025-08-13T15:59:03.897

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-122

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application foxit pdf_editor ≤ 10.1.5.37672 Yes
Application foxit pdf_editor 11.0.0.49893 Yes
Application foxit pdf_editor 11.0.1.49938 Yes
Application foxit pdf_reader ≤ 11.0.1.49938 Yes
Operating System microsoft windows - No

References