CVE-2020-18121 Explained : Impact and Mitigation
Learn about CVE-2020-18121, a vulnerability in Indexhibit 2.1.5 allowing authenticated attackers to modify .php files, potentially leading to getshell attacks. Find out about the impact, affected systems, exploitation, and mitigation steps.
Indexhibit 2.1.5 Configuration Issue
Understanding CVE-2020-18121
A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.
What is CVE-2020-18121?
This CVE refers to a vulnerability in Indexhibit 2.1.5 that enables authenticated attackers to alter .php files, potentially resulting in a getshell attack.
The Impact of CVE-2020-18121
The vulnerability can be exploited by authenticated attackers to manipulate .php files, which could lead to unauthorized access and control over the affected system.
Technical Details of CVE-2020-18121
Vulnerability Description
The issue arises from a configuration flaw in Indexhibit 2.1.5, allowing attackers with authentication to modify .php files.
Affected Systems and Versions
- Product: Indexhibit 2.1.5
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Attackers need to be authenticated to exploit this vulnerability, enabling them to modify .php files and potentially execute malicious code.
Mitigation and Prevention
Immediate Steps to Take
- Disable unnecessary accounts to limit the number of potential attackers with authentication.
- Regularly monitor and review file changes, especially in .php files.
Long-Term Security Practices
- Implement the principle of least privilege to restrict access rights for users.
- Conduct regular security audits and penetration testing to identify and address vulnerabilities.
Patching and Updates
Ensure that Indexhibit is updated to the latest version to patch the vulnerability and prevent exploitation.