CVE-2019-13123 : Security Advisory and Response

Two distinct RecursiveCall issues have been identified in Foxit Reader 9.6.0.25114 and earlier versions. These issues involve three functions that exhaust the stack memory due to uncontrolled recursion in the V8 JavaScript engine.

Understanding CVE-2019-13123

This CVE involves RecursiveCall issues in Foxit Reader, leading to stack memory exhaustion due to uncontrolled recursion in the V8 JavaScript engine.

What is CVE-2019-13123?

CVE-2019-13123 refers to two unique RecursiveCall bugs in Foxit Reader versions 9.6.0.25114 and earlier. The vulnerabilities stem from three functions that exhaust available stack memory due to uncontrolled recursion in the V8 JavaScript engine.

The Impact of CVE-2019-13123

The vulnerabilities can be exploited by attackers to cause denial of service (DoS) or potentially execute arbitrary code on affected systems.

Technical Details of CVE-2019-13123

CVE-2019-13123 involves RecursiveCall issues in Foxit Reader, affecting the stack memory due to uncontrolled recursion in the V8 JavaScript engine.

Vulnerability Description

The vulnerabilities in Foxit Reader versions 9.6.0.25114 and earlier result from three functions that exhaust stack memory through uncontrolled recursion in the V8 JavaScript engine.

Affected Systems and Versions

Foxit Reader 9.6.0.25114 and earlier versions

Exploitation Mechanism

Attackers can exploit these vulnerabilities to trigger DoS conditions or potentially execute arbitrary code on systems running the affected versions of Foxit Reader.

Mitigation and Prevention

To address CVE-2019-13123, users and organizations should take immediate steps and implement long-term security practices.

Immediate Steps to Take

Update Foxit Reader to the latest version available
Consider alternative PDF readers as a temporary mitigation

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities
Implement robust security measures to prevent and detect potential exploits

Patching and Updates

Apply patches and updates provided by Foxit Software to address the RecursiveCall issues in Foxit Reader.