CVE-2020-7237 : Vulnerability Insights and Analysis
Learn about CVE-2020-7237 affecting Cacti 1.2.8, allowing Remote Code Execution by privileged users. Find mitigation steps and long-term security practices to prevent exploitation.
Cacti 1.2.8 allows Remote Code Execution via shell metacharacters in the Performance Boost Debug Log field of poller_automation.php.
Understanding CVE-2020-7237
What is CVE-2020-7237?
Cacti 1.2.8 is vulnerable to Remote Code Execution by privileged users through the execution of OS commands during a new poller cycle, requiring authentication and access to modify Performance Settings.
The Impact of CVE-2020-7237
The vulnerability allows attackers to execute arbitrary commands on the affected system, potentially leading to unauthorized access, data theft, or system compromise.
Technical Details of CVE-2020-7237
Vulnerability Description
- Remote Code Execution vulnerability in Cacti 1.2.8
- Exploitable by privileged users via shell metacharacters in poller_automation.php
Affected Systems and Versions
- Cacti version 1.2.8
Exploitation Mechanism
- Attacker authenticated and able to modify Performance Settings
Mitigation and Prevention
Immediate Steps to Take
- Update Cacti to a non-vulnerable version
- Restrict access to the Performance Boost Debug Log field
Long-Term Security Practices
- Regularly monitor and audit system logs for suspicious activities
- Implement the principle of least privilege to limit user capabilities
- Conduct security training for users on identifying and avoiding social engineering attacks
Patching and Updates
- Apply security patches provided by Cacti to address the Remote Code Execution vulnerability