CVE-2023-31756 Explained : Impact and Mitigation
Learn about CVE-2023-31756, a command injection flaw in TP-Link Archer VR1600V devices. Understand the impact, affected versions, and steps to mitigate this vulnerability.
A command injection vulnerability in TP-Link Archer VR1600V devices allows remote attackers to open an OS shell via the administrative web portal.
Understanding CVE-2023-31756
This CVE identifies a command injection vulnerability in TP-Link Archer VR1600V devices, affecting certain firmware versions.
What is CVE-2023-31756?
CVE-2023-31756 points to a security flaw in the administrative web portal of TP-Link Archer VR1600V devices. It enables authenticated attackers to access an OS shell through a specific parameter.
The Impact of CVE-2023-31756
The vulnerability poses a significant risk as it allows unauthorized access to the operating system level shell, potentially leading to further exploitation or malicious actions.
Technical Details of CVE-2023-31756
The technical details of this CVE cover the vulnerability description, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
The vulnerability arises from improper input validation in the administrative web portal of TP-Link Archer VR1600V devices, leading to command injection via the 'X_TP_IfName' parameter.
Affected Systems and Versions
TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. 0.9.1 v5006.0 Build 220518 Rel.32480n are impacted by this vulnerability.
Exploitation Mechanism
Remote attackers, authenticated as administrator users in the administrative web portal, can exploit this vulnerability to open an OS shell.
Mitigation and Prevention
To address CVE-2023-31756, immediate steps should be taken to secure the affected devices and implement long-term security practices.
Immediate Steps to Take
- Update the firmware of TP-Link Archer VR1600V devices to a version that addresses the command injection vulnerability.
- Restrict access to the administrative web portal to authorized personnel only.
Long-Term Security Practices
- Regularly monitor for security updates and patches released by TP-Link for their devices.
- Implement network segmentation to minimize the impact of potential security breaches.
Patching and Updates
Stay informed about security advisories from TP-Link and promptly apply relevant patches to ensure the protection of your network and data.