CVE-2020-8849: Foxit Reader JPEG2000 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.7.0.29455. 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 processing of JPEG2000 files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9413.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-8849?
CVE-2020-8849 is a vulnerability in Foxit Reader that allows remote attackers to execute arbitrary code on affected installations.
How does CVE-2020-8849 affect Foxit Reader?
CVE-2020-8849 affects Foxit Reader versions up to and including 9.7.0.29478.
What is the severity of CVE-2020-8849?
The severity of CVE-2020-8849 is high, with a CVSS score of 7.8.
Is user interaction required to exploit CVE-2020-8849?
Yes, user interaction is required to exploit CVE-2020-8849, as the target must visit a malicious page or open a malicious file.
How can I fix CVE-2020-8849?
To fix CVE-2020-8849, update Foxit Reader to version 9.7.0.29479 or later.