CVE-2021-3708 : Security Advisory and Response
Discover the impact of CVE-2021-3708 affecting D-Link DSL-2750U routers with firmware vME1.16. Learn about mitigation strategies and steps to secure your device.
D-Link router model DSL-2750U with firmware vME1.16 or earlier versions is susceptible to an OS command injection vulnerability. Attackers within the local network can exploit CVE-2021-3708 to run arbitrary OS commands on the affected device.
Understanding CVE-2021-3708
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-3708.
What is CVE-2021-3708?
The CVE-2021-3708 vulnerability exposes D-Link DSL-2750U routers to OS command injection, enabling unauthorized access to execute commands on the device.
The Impact of CVE-2021-3708
The security flaw in firmware vME1.16 or prior versions allows unauthenticated attackers on the local network to execute malicious OS commands, jeopardizing the device's integrity.
Technical Details of CVE-2021-3708
Explore the specifics of the vulnerability, affected systems, and the exploitation method in this section.
Vulnerability Description
CVE-2021-3708 is attributed to a CWE-78 weakness, signifying the improper neutralization of special elements in OS commands, which leads to command injection attacks.
Affected Systems and Versions
D-Link's DSL-2750U model running firmware vME1.16 or earlier versions is impacted by this vulnerability, leaving these devices exposed to exploitation.
Exploitation Mechanism
The vulnerability in the affected D-Link routers enables threat actors to inject and execute arbitrary OS commands through unauthorized access.
Mitigation and Prevention
Learn about the immediate actions and long-term security practices to secure your system against CVE-2021-3708.
Immediate Steps to Take
Users are advised to apply security patches, restrict network access, and change default credentials to mitigate the risks associated with CVE-2021-3708.
Long-Term Security Practices
Implement robust network segmentation, deploy intrusion detection systems, and regularly update firmware to bolster the security posture of the D-Link DSL-2750U routers.
Patching and Updates
Stay informed about firmware updates, security advisories, and best practices recommended by D-Link to safeguard routers from vulnerabilities like CVE-2021-3708.