ZDI-19-445: Foxit Reader AcroForm value Use-After-Free Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader. 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 the value property of a Field object 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 in conjunction with other vulnerabilities to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxit PDF Reader |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-19-445?
The severity of ZDI-19-445 is rated as critical due to the potential for remote information disclosure.
How do I fix ZDI-19-445?
To fix ZDI-19-445, update your Foxit Reader to the latest version as recommended by the vendor.
What type of attack does ZDI-19-445 facilitate?
ZDI-19-445 facilitates remote information disclosure attacks requiring user interaction.
Which versions of Foxit Reader are affected by ZDI-19-445?
ZDI-19-445 affects multiple versions of Foxit Reader for Windows.
What type of interaction is required to exploit ZDI-19-445?
Exploitation of ZDI-19-445 requires the victim to visit a malicious webpage or open a malicious file.
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- source/ZDI
- alias/ZDI-19-445
- alias/ZDI-CAN-8230
- alias/CVE-2019-6771
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/foxit
- canonical/foxit pdf reader