CVE-2020-8845: Foxit PhantomPDF AcroForm addWatermarkFromText Use-After-Free Remote Code Execution Vulnerability
First published: Thu Feb 13 2020(Updated: )
This vulnerability allows remote atackers to execute arbitrary code on affected installations of Foxit PhantomPDF 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 handling of watermarks in 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-9358.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PhantomPDF | ||
| 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 the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2020-8845.
What software is affected by this vulnerability?
The affected software includes Foxit PhantomPDF version 9.6.0.25114 and up to version 9.7.0.29455.
What is the severity of CVE-2020-8845?
The severity of CVE-2020-8845 is high, with a severity value of 7.8.
How can this vulnerability be exploited?
To exploit this vulnerability, user interaction is required, such as visiting a malicious page or opening a malicious file.
Is there a fix available for this vulnerability?
Yes, users should update to the latest version of Foxit PhantomPDF to mitigate this vulnerability.
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