CVE-2020-27860: Foxit Reader XFA Template Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.0.1.35811. 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 XFA templates. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-11727.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected 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 processing of XFA templates. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-27860?
CVE-2020-27860 is a vulnerability in Foxit Reader that allows remote attackers to execute arbitrary code.
How can the CVE-2020-27860 vulnerability be exploited?
The CVE-2020-27860 vulnerability can be exploited when the target visits a malicious page or opens a malicious file.
Which versions of Foxit Reader are affected by CVE-2020-27860?
Foxit Reader versions up to and including 10.1.0.37527 are affected by CVE-2020-27860.
Is Microsoft Windows affected by CVE-2020-27860?
No, Microsoft Windows is not vulnerable to CVE-2020-27860.
What is the severity of CVE-2020-27860?
CVE-2020-27860 has a severity rating of 7.8 (High).
How can I fix the CVE-2020-27860 vulnerability?
To fix the CVE-2020-27860 vulnerability, users should update their Foxit Reader to a version above 10.1.0.37527.