CVE-2019-6753: Foxit Reader XFA Stuff Integer Overflow Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader 9.3.0.10826. 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 Stuff method. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-7561.
Other sources
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 Stuff method. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2019-6753?
The severity of CVE-2019-6753 is medium, with a severity value of 5.5.
How does CVE-2019-6753 affect Foxit Reader?
CVE-2019-6753 affects versions of Foxit Reader up to and including 9.4.1.16828.
How can CVE-2019-6753 be exploited?
To exploit CVE-2019-6753, an attacker requires user interaction, such as visiting a malicious page or opening a malicious file.
Is Microsoft Windows affected by CVE-2019-6753?
No, Microsoft Windows is not vulnerable to CVE-2019-6753.
Where can I find more information about CVE-2019-6753?
You can find more information about CVE-2019-6753 on the Foxit Software support security bulletins page and the Zero Day Initiative advisories page.