CVE-2018-9935: Input Validation
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 8.3.2.25013. 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 addField method. 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 under the context of the current process. Was ZDI-CAN-5312.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Foxit Readerto a version that resolves this vulnerability.Fixed in 8.3.2.25013Patch ZDI-CAN-5312
Event History
Frequently Asked Questions
What is the severity of CVE-2018-9935?
CVE-2018-9935 has a moderate severity rating due to the requirement of user interaction for exploitation.
How do I fix CVE-2018-9935?
To resolve CVE-2018-9935, users should update their Foxit Reader to the latest version available beyond 9.0.1.1049.
Which versions of Foxit Reader are affected by CVE-2018-9935?
CVE-2018-9935 affects Foxit Reader versions up to and including 9.0.1.1049.
Does CVE-2018-9935 affect Foxit PhantomPDF as well?
Yes, CVE-2018-9935 affects specific versions of Foxit PhantomPDF, specifically versions up to and including 9.0.1.1049.
What type of attack can be performed using CVE-2018-9935?
CVE-2018-9935 allows remote attackers to execute arbitrary code on vulnerable installations through malicious files or web pages.