CVE-2020-11811 Explained : Impact and Mitigation
Learn about CVE-2020-11811, a vulnerability in qdPM 9.1 that enables attackers to upload malicious files, potentially leading to arbitrary command execution. Find mitigation steps and preventive measures here.
In qdPM 9.1, an attacker can upload a malicious .php file to the server by exploiting the Add Profile Photo capability with a crafted content-type value. This can lead to the execution of arbitrary commands on the server.
Understanding CVE-2020-11811
This CVE identifies a vulnerability in qdPM 9.1 that allows attackers to upload and execute malicious files on the server.
What is CVE-2020-11811?
The vulnerability in qdPM 9.1 enables attackers to upload a malicious .php file by manipulating the Add Profile Photo feature, potentially leading to arbitrary command execution.
The Impact of CVE-2020-11811
Exploitation of this vulnerability can result in unauthorized remote code execution on the server, posing a significant security risk to the affected system.
Technical Details of CVE-2020-11811
This section provides technical insights into the vulnerability.
Vulnerability Description
The flaw in qdPM 9.1 allows attackers to upload a malicious .php file through the Add Profile Photo functionality, enabling the execution of arbitrary commands on the server.
Affected Systems and Versions
- Product: qdPM 9.1
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
Attackers exploit the Add Profile Photo capability with a manipulated content-type value to upload a malicious .php file, subsequently executing arbitrary commands on the server.
Mitigation and Prevention
Protecting systems from CVE-2020-11811 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable the Add Profile Photo feature in qdPM 9.1 if not essential.
- Implement strict file upload validation to prevent malicious file uploads.
- Regularly monitor and audit uploaded files for suspicious activities.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify vulnerabilities.
- Keep software and systems up to date with the latest security patches.
Patching and Updates
- Apply patches or updates provided by the qdPM software to address the vulnerability and enhance system security.