CVE-2019-7697 : Vulnerability Insights and Analysis
Discover the impact of CVE-2019-7697, a denial of service vulnerability in Bento4 v1.5.1-627. Learn about affected systems, exploitation, and mitigation steps.
A vulnerability has been found in Bento4 v1.5.1-627, specifically in the AP4_AtomListWriter::Action function in Core/Ap4Atom.cpp, leading to a denial of service.
Understanding CVE-2019-7697
This CVE identifies a flaw in Bento4 v1.5.1-627 that can be exploited to cause a denial of service, resulting in a program crash.
What is CVE-2019-7697?
CVE-2019-7697 is a vulnerability in Bento4 v1.5.1-627, specifically in the AP4_AtomListWriter::Action function in Core/Ap4Atom.cpp. The flaw allows attackers to trigger a denial of service, leading to a program crash.
The Impact of CVE-2019-7697
The vulnerability can be exploited to cause a denial of service, potentially disrupting the normal operation of the affected program. This could result in system instability or unavailability.
Technical Details of CVE-2019-7697
The technical aspects of the vulnerability in Bento4 v1.5.1-627.
Vulnerability Description
An assertion failure in the AP4_AtomListWriter::Action function in Core/Ap4Atom.cpp allows attackers to trigger a denial of service, leading to a program crash. The vulnerability has been demonstrated using the mp42hls tool.
Affected Systems and Versions
- Affected Version: Bento4 v1.5.1-627
- Systems: Not specified
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to craft specific inputs that trigger the flaw in the AP4_AtomListWriter::Action function, causing a denial of service.
Mitigation and Prevention
Steps to mitigate and prevent the exploitation of CVE-2019-7697.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Consider restricting access to vulnerable components.
- Monitor for any unusual system behavior that could indicate exploitation.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Conduct security assessments and penetration testing to identify vulnerabilities.
- Educate developers on secure coding practices to prevent similar issues.
Patching and Updates
- Check for updates and patches from the Bento4 vendor.
- Apply patches following recommended procedures to address the vulnerability effectively.