CVE-2020-23856 Explained : Impact and Mitigation
Learn about CVE-2020-23856, a Use-after-Free vulnerability in cflow 1.6 that could lead to a denial of service. Find out how to mitigate and prevent exploitation of this vulnerability.
A Use-after-Free vulnerability in cflow 1.6 could lead to a denial of service due to a pointer variable manipulation.
Understanding CVE-2020-23856
This CVE involves a specific vulnerability in the cflow 1.6 software.
What is CVE-2020-23856?
The vulnerability exists in the void call(char *name, int line) function at src/parser.c in cflow 1.6, potentially resulting in a denial of service through the manipulation of the pointer variable caller->callee.
The Impact of CVE-2020-23856
The vulnerability could be exploited to cause a denial of service on systems running the affected software.
Technical Details of CVE-2020-23856
Details regarding the technical aspects of this CVE.
Vulnerability Description
The Use-after-Free vulnerability in cflow 1.6 could be exploited to trigger a denial of service attack.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by manipulating the pointer variable caller->callee.
Mitigation and Prevention
Ways to address and prevent the exploitation of CVE-2020-23856.
Immediate Steps to Take
- Apply patches or updates provided by the software vendor.
- Monitor security advisories for any further updates or alerts.
Long-Term Security Practices
- Regularly update software and systems to mitigate known vulnerabilities.
- Implement secure coding practices to prevent similar issues in the future.
Patching and Updates
Ensure that the software is updated with the latest patches to address the vulnerability.