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Vulnerability DatabaseCVE-2021-34832
CVE-2021-34832:
Foxit PDF Reader vulnerability analysis and mitigation
Overview
CVE-2021-34832 is a use-after-free vulnerability affecting Foxit PDF Reader version 11.0.0.49893. The vulnerability was discovered and reported by Xu Peng from UCAS and Wang Yanhao from QiAnXin Technology Research Institute, with disclosure coordinated through the Zero Day Initiative on July 30, 2021 (ZDI Advisory).
Technical details
The vulnerability exists within the handling of the delay property in Foxit PDF Reader. The specific flaw results from the lack of validating the existence of an object prior to performing operations on the object. The vulnerability has been assigned a CVSS score of 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) (ZDI Advisory).
Impact
An attacker can leverage this vulnerability to execute arbitrary code in the context of the current process on affected installations of Foxit PDF Reader (CVE Mitre).
Mitigation and workarounds
Foxit has issued an update to correct this vulnerability. Users should update to the latest version of the software through the official Foxit support website (Foxit Security).
Additional resources
Source: This report was generated using AI
Related Foxit PDF Reader vulnerabilities:
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