A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 10.1.3.37598. A specially crafted PDF document can trigger the reuse of previously freed memory, which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially crafted, malicious site if the browser plugin extension is enabled.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published: 2021-08-05T20:07:30

Updated: 2024-08-03T18:23:29.715Z

Reserved: 2021-01-04T00:00:00

Link: CVE-2021-21831

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-05T21:15:10.733

Modified: 2024-11-21T05:49:03.913

Link: CVE-2021-21831

cve-icon Redhat

No data.