CVE-2021-43741 Explained : Impact and Mitigation
Learn about CVE-2021-43741 affecting CMSimple 5.4, allowing for Directory Traversal and remote code execution. Find mitigation steps and security practices here.
CMSimple 5.4 is vulnerable to Directory Traversal, allowing for remote code execution.
Understanding CVE-2021-43741
What is CVE-2021-43741?
CMSimple 5.4 is susceptible to a Directory Traversal vulnerability. This flaw arises when an attacker alters the file name to a malicious file on config.php, potentially resulting in remote code execution.
The Impact of CVE-2021-43741
This vulnerability could lead to unauthorized remote code execution on the affected system, potentially compromising data and system integrity.
Technical Details of CVE-2021-43741
Vulnerability Description
The vulnerability in CMSimple 5.4 allows attackers to perform a Directory Traversal attack by manipulating file names, leading to potential remote code execution.
Affected Systems and Versions
- Product: CMSimple 5.4
- Vendor: n/a
- Versions: n/a
Exploitation Mechanism
The vulnerability is exploited by changing the file name to a malicious file on config.php, enabling attackers to execute remote code.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security patches provided by the vendor.
- Monitor and restrict access to critical files and directories.
- Consider implementing web application firewalls to mitigate Directory Traversal risks.
Long-Term Security Practices
- Regularly update and patch all software components to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and remediate weaknesses.
Patching and Updates
It is crucial to stay updated with security advisories and promptly apply patches released by CMSimple to mitigate the CVE-2021-43741 vulnerability.