CVE-2018-9947: Buffer Overflow
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.0.29935. 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 parsing of BMP images. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length, heap-based buffer. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5472.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Foxit Readerto a version that resolves this vulnerability.Fixed in 9.0.0.29935Patch ZDI-CAN-5472
Event History
Frequently Asked Questions
What is the severity of CVE-2018-9947?
CVE-2018-9947 is classified as a critical vulnerability that allows remote code execution.
How do I fix CVE-2018-9947?
To mitigate CVE-2018-9947, update Foxit Reader or PhantomPDF to version 9.0.1.1049 or later.
Who is affected by CVE-2018-9947?
Users of Foxit Reader versions 9.0.0.29935 and earlier, as well as Foxit PhantomPDF versions 9.0.0.29935 and earlier, are affected by CVE-2018-9947.
What type of attacks exploit CVE-2018-9947?
CVE-2018-9947 can be exploited via remote code execution through malicious files or web pages.
Is user interaction required to exploit CVE-2018-9947?
Yes, user interaction is required for CVE-2018-9947, as the user must visit a malicious page or open a malicious file.