CVE-2020-8844: Foxit Reader ConvertToPDF JPEG Parsing Integer Overflow 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 9.6.0.25114. 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 parsing of JPEG files within CovertToPDF. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9102.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit Reader for Windows | <=9.7.0.29478 | |
| Microsoft Windows | ||
| Foxit PhantomPDF | <=9.7.0.29455 | |
| Foxit PDF Reader |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-8844?
CVE-2020-8844 is rated as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2020-8844?
To fix CVE-2020-8844, update Foxit Reader to version 9.7.0.29478 or later and Foxit PhantomPDF to version 9.7.0.29455 or later.
What are the consequences of CVE-2020-8844?
Exploitation of CVE-2020-8844 could allow attackers to execute arbitrary code on the affected systems.
What products are affected by CVE-2020-8844?
CVE-2020-8844 affects Foxit Reader versions prior to 9.7.0.29478 and Foxit PhantomPDF versions prior to 9.7.0.29455.
Is user interaction required to exploit CVE-2020-8844?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file to exploit CVE-2020-8844.
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