CVE-2019-14293 : Security Advisory and Response
Learn about CVE-2019-14293, an out-of-bounds read vulnerability in Xpdf 4.01.01. Find out the impact, affected systems, exploitation mechanism, and mitigation steps to secure your systems.
A vulnerability has been identified in Xpdf 4.01.01 that involves an out-of-bounds read in the parse function of GfxPatchMeshShading, located in GfxState.cc.
Understanding CVE-2019-14293
This CVE-2019-14293 involves an out-of-bounds read vulnerability in Xpdf 4.01.01.
What is CVE-2019-14293?
This vulnerability occurs in the parse function of GfxPatchMeshShading in GfxState.cc when typeA is not equal to 6 and is equal to 2.
The Impact of CVE-2019-14293
The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by exploiting the out-of-bounds read issue.
Technical Details of CVE-2019-14293
Xpdf 4.01.01 is affected by this vulnerability.
Vulnerability Description
The issue lies in the parse function of GfxPatchMeshShading in GfxState.cc, specifically when typeA is not equal to 6 and is equal to 2.
Affected Systems and Versions
- Product: Xpdf 4.01.01
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability can be exploited by manipulating the typeA parameter in the parse function of GfxPatchMeshShading.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Apply security patches provided by the vendor.
- Monitor for any unusual activities on the system.
- Consider restricting access to vulnerable systems.
Long-Term Security Practices
- Regularly update software and systems to the latest versions.
- Conduct security assessments and penetration testing to identify vulnerabilities.
- Educate users on safe computing practices.
- Implement network segmentation to contain potential attacks.
- Utilize intrusion detection and prevention systems.
Patching and Updates
Ensure that Xpdf is updated to the latest version to mitigate the vulnerability.