CVE-2019-10023 : Security Advisory and Response

Xpdf version 4.01.01 has a newly found problem with a Floating Point Exception (FPE) occurring in the PostScriptFunction::exec function.

Understanding CVE-2019-10023

Xpdf 4.01.01 experiences an FPE in the psOpMod case of the Function.cc file.

What is CVE-2019-10023?

An issue in Xpdf 4.01.01 leads to a Floating Point Exception in the PostScriptFunction::exec function.

The Impact of CVE-2019-10023

This vulnerability could potentially allow attackers to execute arbitrary code or cause a denial of service.

Technical Details of CVE-2019-10023

Xpdf version 4.01.01 is affected by a Floating Point Exception in the PostScriptFunction::exec function.

Vulnerability Description

The vulnerability occurs in the psOpMod case of the Function.cc file in Xpdf 4.01.01.

Affected Systems and Versions

Product: Xpdf
Version: 4.01.01

Exploitation Mechanism

Attackers can exploit this vulnerability to trigger a Floating Point Exception, potentially leading to code execution or denial of service.

Mitigation and Prevention

Immediate action is necessary to secure systems against CVE-2019-10023.

Immediate Steps to Take

Apply patches or updates provided by the vendor.
Consider implementing network security measures to prevent unauthorized access.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Regularly update software and systems to patch known vulnerabilities.
Conduct security audits and assessments to identify and address potential weaknesses.

Patching and Updates

Check for and apply any patches or updates released by Xpdf to address the vulnerability.