CVE-2020-8857: Foxit Reader Annotations AcroForm Use-After-Free 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 parsing of form Annotation objects within AcroForms. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9862.
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-2020-8857?
CVE-2020-8857 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.7.0.29455.
How can the CVE-2020-8857 vulnerability be exploited?
To exploit the CVE-2020-8857 vulnerability, user interaction is required, such as visiting a malicious page or opening a malicious file.
What is the severity of CVE-2020-8857?
The severity of CVE-2020-8857 is rated as high, with a severity value of 7.8.
Which software is affected by CVE-2020-8857?
The software affected by CVE-2020-8857 includes Foxit Reader 9.7.0.29455 and Foxit PhantomPDF up to version 9.7.0.29455.
How can I fix CVE-2020-8857 vulnerability?
To fix the CVE-2020-8857 vulnerability, update Foxit Reader to the latest version available.
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