CVE-2019-12997 : Vulnerability Insights and Analysis
Learn about CVE-2019-12997, a vulnerability in Loopchain version 2.2.1.3 allowing attackers to elevate privileges by injecting code into the DEFAULT_SCORE_HOST environment variable. Find out how to mitigate and prevent this security risk.
Loopchain version 2.2.1.3 allows an attacker to elevate privileges by injecting code into the DEFAULT_SCORE_HOST environment variable.
Understanding CVE-2019-12997
An individual can escalate their privileges on Loopchain version 2.2.1.3 by modifying environment settings.
What is CVE-2019-12997?
In Loopchain through 2.2.1.3, an attacker can escalate privileges from a low-privilege shell by changing the environment, specifically by injecting code into the DEFAULT_SCORE_HOST environment variable.
The Impact of CVE-2019-12997
- Attackers can gain elevated privileges on affected systems.
Technical Details of CVE-2019-12997
Loopchain vulnerability details.
Vulnerability Description
- An attacker can elevate privileges by injecting code into the DEFAULT_SCORE_HOST environment variable.
Affected Systems and Versions
- Loopchain version 2.2.1.3
Exploitation Mechanism
- Modifying environment settings to inject code into the DEFAULT_SCORE_HOST variable.
Mitigation and Prevention
Steps to address CVE-2019-12997.
Immediate Steps to Take
- Monitor and restrict environment variable changes.
- Implement least privilege access.
Long-Term Security Practices
- Regular security training for staff.
- Conduct security audits and penetration testing.
Patching and Updates
- Apply patches and updates provided by Loopchain to fix the vulnerability.