CVE-2021-34973 LOW

CVE-2021-34973: Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability

Vendor Foxit
Product PDF Reader
Weakness CWE-416
Published May 7, 2024
Last update August 4, 2024

CVSS base score

3.3/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Foxit PDF Reader PDF File Parsing Use-After-Free 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 parsing of PDF files. 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14968.

Key dates

02Disclosure timeline

May 7, 2024 CVE published
August 4, 2024 Record updated