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CVE-2021-34976

MEDIUM

5.5

Description

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 handling 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-14659.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published5/7/2024

Last Modified8/15/2025

Sourcenvd

Honeypot Sightings0

Affected Products

foxit:pdf_editorfoxit:pdf_readermicrosoft:windows

Weaknesses (CWE)

CWE-416

References

https://www.foxit.com/support/security-bulletins.html(zdi-disclosures@trendmicro.com)

https://www.zerodayinitiative.com/advisories/ZDI-21-1207/(zdi-disclosures@trendmicro.com)

https://www.foxit.com/support/security-bulletins.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.zerodayinitiative.com/advisories/ZDI-21-1207/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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