CVE-2018-9967: Use After Free
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. 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 Format actions of TextBox objects. 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-5571.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Foxit Reader 9.0.1.1049to a version that resolves this vulnerability.Fixed in 9.0.1.1049Patch ZDI-CAN-5571
Event History
Frequently Asked Questions
What is the severity of CVE-2018-9967?
CVE-2018-9967 has been assigned a high-severity rating due to its potential for remote code execution.
How do I fix CVE-2018-9967?
To fix CVE-2018-9967, update Foxit Reader and Foxit PhantomPDF to the latest version beyond 9.0.1.1049.
What versions are affected by CVE-2018-9967?
CVE-2018-9967 affects Foxit Reader and Foxit PhantomPDF versions up to and including 9.0.1.1049.
What kind of attack vector is associated with CVE-2018-9967?
CVE-2018-9967 is exploited through user interaction, requiring the user to open a malicious file or visit a harmful webpage.
Is user interaction required to exploit CVE-2018-9967?
Yes, user interaction is required to exploit CVE-2018-9967.