CVE-2021-34951 Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerability

2024-05-0722:54:26

CWE-457

zdi

github.com

foxit pdf reader

vulnerability

remote attackers

sensitive information

user interaction

malicious file

arbitrary code

zdi-can-14395

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

16.4%

JSON

Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 Annotation objects. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14395.

CNA Affected

[
  {
    "vendor": "Foxit",
    "product": "PDF Reader",
    "versions": [
      {
        "version": "11.0.0.49893",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]