CVE-2021-34971 Foxit PDF Reader JPG2000 File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

2024-05-0722:54:43

CWE-122

zdi

github.com

foxit pdf reader

vulnerability

remote code execution

pdf files

heap-based buffer overflow

zdi-can-14812

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.4 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

16.4%

JSON

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.

CNA Affected

[
  {
    "vendor": "Foxit",
    "product": "PDF Reader",
    "versions": [
      {
        "version": "11.0.1.49938",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]