CVE-2021-46453 : Security Advisory and Response
Learn about the CVE-2021-46453 affecting D-Link DIR-823-Pro v1.0.2. Understand the impact, affected systems, exploitation mechanism, and mitigation steps to secure your device.
D-Link device D-Link DIR-823-Pro v1.0.2 contains a command injection vulnerability allowing attackers to execute arbitrary commands.
Understanding CVE-2021-46453
What is CVE-2021-46453?
D-Link DIR-823-Pro v1.0.2 has a command injection vulnerability in the function SetStaticRouteSettings, enabling attackers to run unauthorized commands.
The Impact of CVE-2021-46453
The vulnerability permits attackers to execute arbitrary commands through the staticroute_list parameter, compromising the device's security.
Technical Details of CVE-2021-46453
Vulnerability Description
The vulnerability in D-Link DIR-823-Pro v1.0.2 enables command injection, posing a severe security risk.
Affected Systems and Versions
- Product: D-Link DIR-823-Pro v1.0.2
- Vendor: D-Link
- Versions: All versions affected
Exploitation Mechanism
Attackers exploit the vulnerability by injecting malicious commands via the staticroute_list parameter.
Mitigation and Prevention
Immediate Steps to Take
- Disable remote access if not required
- Implement network segmentation to limit access
- Regularly update firmware and security patches
Long-Term Security Practices
- Conduct regular security assessments
- Train users on recognizing phishing attempts
Patching and Updates
Ensure to apply the latest security patches and updates provided by D-Link.