CVE-2019-16249 : Exploit Details and Defense Strategies
Learn about CVE-2019-16249, an out-of-bounds read vulnerability in OpenCV 4.1.1. Find out the impact, affected systems, exploitation mechanism, and mitigation steps to secure your systems.
OpenCV 4.1.1 has a vulnerability in the function hal_baseline::v_load in core/hal/intrin_sse.hpp, leading to an out-of-bounds read when computeSSDMeanNorm is called from dis_flow.cpp.
Understanding CVE-2019-16249
This CVE involves an out-of-bounds read vulnerability in OpenCV 4.1.1.
What is CVE-2019-16249?
The vulnerability occurs in the function hal_baseline::v_load in core/hal/intrin_sse.hpp when triggered by computeSSDMeanNorm in dis_flow.cpp.
The Impact of CVE-2019-16249
The vulnerability can be exploited to cause an out-of-bounds read, potentially leading to information disclosure or denial of service.
Technical Details of CVE-2019-16249
This section provides technical details of the CVE.
Vulnerability Description
The vulnerability in OpenCV 4.1.1 allows for an out-of-bounds read in hal_baseline::v_load when called from computeSSDMeanNorm in dis_flow.cpp.
Affected Systems and Versions
- Affected Version: OpenCV 4.1.1
Exploitation Mechanism
The vulnerability can be triggered when the function computeSSDMeanNorm is called from dis_flow.cpp.
Mitigation and Prevention
Protect your systems from CVE-2019-16249 with the following steps.
Immediate Steps to Take
- Update OpenCV to a patched version that addresses the vulnerability.
- Monitor security advisories for any updates related to this CVE.
Long-Term Security Practices
- Regularly update software and libraries to the latest secure versions.
- Implement code reviews and security testing to catch vulnerabilities early.
Patching and Updates
Ensure timely patching of OpenCV to mitigate the risk associated with CVE-2019-16249.