CVE-2020-8849: Foxit Reader JPEG2000 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Thu Feb 13 2020(Updated: )
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.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit Reader | ||
| Foxitsoftware Reader | <=9.7.0.29478 | |
| Microsoft Windows | ||
| Foxitsoftware Phantompdf | <=9.7.0.29455 |
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Reference Links
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.
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