Remote Code Execution Vulnerability in Foxit PDF Reader
CVE-2021-34953

7.8HIGH

Key Information:

Vendor

Foxit
Status
PDF Reader
Vendor
CVE Published:
7 May 2024

What is CVE-2021-34953?

A vulnerability in Foxit PDF Reader allows remote attackers to execute arbitrary code on affected installations. The flaw arises from the handling of Annotation objects, specifically due to an uninitialized pointer. Successful exploitation requires user interaction, such as opening a malicious file or visiting a compromised web page. When the vulnerability is exploited, it enables an attacker to run code within the context of the current process, potentially compromising the system. Users of Foxit PDF Reader should remain vigilant and ensure they apply all relevant security updates to mitigate exposure to this risk.

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Affected Version(s)

PDF Reader 11.0.1.49938

References

https://www.zerodayinitiative.com/advisories/ZDI-21-1184/
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

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