CVE-2022-43640: Foxit PDF Reader PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
First published: Wed Mar 29 2023(Updated: )
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader 12.0.1.12430. 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 PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18629.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Editor | <10.1.10 | |
| Foxit PDF Editor | >=11.0.0<11.2.4 | |
| Foxit PDF Editor | >=12.0.0.12394<12.0.2 | |
| Foxit PDF Reader | <12.0.2 | |
| Microsoft Windows | ||
| Foxit PDF Reader |
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Reference Links
Frequently Asked Questions
What is CVE-2022-43640?
CVE-2022-43640 is a vulnerability in Foxit PDF Reader that allows remote attackers to disclose sensitive information on affected installations.
How severe is CVE-2022-43640?
CVE-2022-43640 has a severity score of 5.5, which is considered medium severity.
What is the affected software for CVE-2022-43640?
The affected software for CVE-2022-43640 includes Foxit PDF Editor versions up to 10.1.10, Foxit PDF Editor versions between 11.0.0 and 11.2.4, Foxit PDF Editor versions between 12.0.0.12394 and 12.0.2, and Foxit PDF Reader versions up to 12.0.2.
How can CVE-2022-43640 be exploited?
CVE-2022-43640 can be exploited by remote attackers through user interaction, such as visiting a malicious page or opening a malicious file.
Where can I find more information about CVE-2022-43640?
You can find more information about CVE-2022-43640 in the security bulletins from Foxit at https://www.foxit.com/support/security-bulletins.html and in the advisory from Zero Day Initiative at https://www.zerodayinitiative.com/advisories/ZDI-22-1660/
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