Remote Code Execution Vulnerability in Foxit PDF Editor
CVE-2021-34955

7.8HIGH

Key Information:

Vendor
Foxit
Status
PDF Editor
Vendor
CVE Published:
7 May 2024

Summary

This vulnerability in Foxit PDF Editor stems from improper handling of Annotation objects, leading to a use-after-free condition. Attackers may exploit this flaw by convincing users to open malicious files or visit compromised web pages, which can trigger arbitrary code execution within the application. The lack of object existence validation prior to operations makes this vulnerability a significant concern. It emphasizes the importance of software updates and user awareness in mitigating potential security risks.

Affected Version(s)

PDF Editor 11.0.0.49893

References

https://www.zerodayinitiative.com/advisories/ZDI-21-1186/
x_research-advisory
https://www.foxit.com/support/security-bulletins.html
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.