CVE-2021-46228 : Security Advisory and Response
Learn about CVE-2021-46228, a critical command injection flaw in D-Link DI-7200GV2.E1 v21.04.09E1 allowing attackers to execute arbitrary commands via the time parameter. Find mitigation steps and preventive measures.
D-Link device DI-7200GV2.E1 v21.04.09E1 was discovered to contain a command injection vulnerability in the function httpd_debug.asp. This vulnerability allows attackers to execute arbitrary commands via the time parameter.
Understanding CVE-2021-46228
What is CVE-2021-46228?
CVE-2021-46228 is a command injection vulnerability found in the D-Link device DI-7200GV2.E1 v21.04.09E1, specifically in the httpd_debug.asp function.
The Impact of CVE-2021-46228
This vulnerability enables malicious actors to run arbitrary commands by exploiting the time parameter, posing a significant security risk to affected systems.
Technical Details of CVE-2021-46228
Vulnerability Description
The vulnerability in the httpd_debug.asp function of the D-Link device allows remote attackers to execute commands.
Affected Systems and Versions
- Product: D-Link device DI-7200GV2.E1
- Version: v21.04.09E1
Exploitation Mechanism
Attackers can leverage the time parameter to inject and execute malicious commands, compromising the integrity and security of the system.
Mitigation and Prevention
Immediate Steps to Take
- Disable remote access if not required
- Apply security patches provided by D-Link
- Implement network segmentation to limit attack surface
Long-Term Security Practices
- Conduct regular security audits and vulnerability scans
- Train employees on identifying and reporting suspicious activities
Patching and Updates
Users are advised to update the device firmware to the latest version provided by D-Link.