CVE-2019-10026 Explained : Impact and Mitigation
Discover the impact of CVE-2019-10026 in Xpdf 4.01.01 where an arithmetic exception occurs in PostScriptFunction::exec. Learn about affected systems, exploitation, and mitigation steps.
A vulnerability has been found in Xpdf 4.01.01 where an arithmetic exception occurs in the function PostScriptFunction::exec in Function.cc for the psOpRoll case.
Understanding CVE-2019-10026
An issue was discovered in Xpdf 4.01.01. There is an FPE in the function PostScriptFunction::exec in Function.cc for the psOpRoll case.
What is CVE-2019-10026?
This CVE identifies a vulnerability in Xpdf version 4.01.01 where an arithmetic exception occurs in a specific function within the software.
The Impact of CVE-2019-10026
The vulnerability could potentially lead to a denial of service (DoS) condition or allow attackers to execute arbitrary code on the affected system.
Technical Details of CVE-2019-10026
Xpdf 4.01.01 is affected by this vulnerability.
Vulnerability Description
An arithmetic exception occurs in the function PostScriptFunction::exec in Function.cc for the psOpRoll case.
Affected Systems and Versions
- Product: Xpdf
- Vendor: N/A
- Version: 4.01.01
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious PostScript file to trigger the arithmetic exception in the affected function.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2019-10026.
Immediate Steps to Take
- Apply security patches provided by the software vendor.
- Consider implementing proper input validation mechanisms.
- Monitor for any unusual system behavior that could indicate exploitation.
Long-Term Security Practices
- Regularly update software and systems to the latest versions.
- Conduct security assessments and penetration testing to identify and address vulnerabilities.
- Educate users on safe computing practices to prevent exploitation.
- Implement network segmentation and access controls to limit the impact of potential attacks.
- Stay informed about security advisories and best practices in the industry.
Patching and Updates
Ensure that Xpdf is updated to a patched version that addresses the arithmetic exception vulnerability.