CVE-2020-8852: Foxit Reader JPEG2000 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
First published: Thu Feb 13 2020(Updated: )
This vulnerability allows remote attackers to disclose sensitive information 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 read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-9416.
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-2020-8852?
CVE-2020-8852 is a vulnerability in Foxit Reader that allows remote attackers to disclose sensitive information.
How does CVE-2020-8852 work?
CVE-2020-8852 is exploited when a user interacts with a malicious page or opens a malicious file in Foxit Reader.
Which versions of Foxit Reader are affected by CVE-2020-8852?
Versions up to and including Foxit Reader 9.7.0.29455 are affected by CVE-2020-8852.
What is the severity of CVE-2020-8852?
CVE-2020-8852 has a severity level of medium (3.3).
How can I fix CVE-2020-8852?
To fix CVE-2020-8852, you should update Foxit Reader to version 9.7.0.29478 or later.
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