CVE-2018-18480 : What You Need to Know
Learn about CVE-2018-18480, a vulnerability in libopencad 0.2.0 that can lead to an application crash. Find out how to mitigate and prevent this issue.
An application crash can occur in libopencad 0.2.0 due to a heap-based buffer over-read in the ReadMCHAR function found in lib/dwg/io.cpp.
Understanding CVE-2018-18480
What is CVE-2018-18480?
A heap-based buffer over-read vulnerability exists in libopencad 0.2.0, specifically in the ReadMCHAR function in lib/dwg/io.cpp, leading to a potential application crash.
The Impact of CVE-2018-18480
This vulnerability could allow an attacker to cause a denial of service (DoS) by crashing the application.
Technical Details of CVE-2018-18480
Vulnerability Description
The vulnerability is a heap-based buffer over-read in the ReadMCHAR function in lib/dwg/io.cpp, affecting libopencad 0.2.0.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: 0.2.0
Exploitation Mechanism
The vulnerability can be exploited by triggering the heap-based buffer over-read in the ReadMCHAR function.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches or updates provided by the software vendor.
- Monitor official sources for any security advisories related to this vulnerability.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Implement secure coding practices to prevent buffer over-read vulnerabilities.
Patching and Updates
Ensure that the libopencad software is updated to a version that addresses the heap-based buffer over-read vulnerability.