CVE-2019-1020014 : Exploit Details and Defense Strategies
Learn about CVE-2019-1020014, a double free vulnerability in docker-credential-helpers before version 0.6.3, impacting Docker. Find out the affected systems, exploitation risks, and mitigation steps.
This CVE-2019-1020014 article provides insights into a vulnerability in docker-credential-helpers before version 0.6.3, affecting Docker.
Understanding CVE-2019-1020014
What is CVE-2019-1020014?
docker-credential-helpers prior to version 0.6.3 is susceptible to a double free vulnerability in its List functions.
The Impact of CVE-2019-1020014
The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.
Technical Details of CVE-2019-1020014
Vulnerability Description
The List functions of docker-credential-helpers before version 0.6.3 contain a double free vulnerability.
Affected Systems and Versions
- Product: docker-credential-helpers
- Vendor: Docker
- Versions Affected: < 0.6.3
Exploitation Mechanism
The vulnerability could be exploited by an attacker to trigger a double free condition, potentially leading to code execution or DoS.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade docker-credential-helpers to version 0.6.3 or later.
- Monitor vendor advisories for security patches.
Long-Term Security Practices
- Regularly update software and dependencies.
- Implement secure coding practices to prevent memory-related vulnerabilities.
Patching and Updates
- Apply security patches promptly to mitigate the risk of exploitation.