CVE-2021-1201 Explained : Impact and Mitigation
Discover the details of CVE-2021-1201 affecting Cisco Small Business RV Series Routers. Learn about the impact, technical aspects, and mitigation strategies for this critical vulnerability.
Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers are affected by multiple vulnerabilities in their web-based management interface that could be exploited by remote attackers to execute arbitrary code or trigger a denial of service. Below is a detailed overview of CVE-2021-1201.
Understanding CVE-2021-1201
This section delves into the nature of the vulnerability and its impact.
What is CVE-2021-1201?
The CVE-2021-1201 vulnerability involves improper user input validation in the web-based management interface of Cisco Small Business RV Series Routers, allowing attackers to execute arbitrary code or disrupt service.
The Impact of CVE-2021-1201
The impact of this vulnerability is significant, as it enables remote authenticated attackers to gain root access to the affected device or cause a DoS condition.
Technical Details of CVE-2021-1201
Explore the technical specifics of the vulnerability.
Vulnerability Description
The vulnerability arises from inadequate validation of user input in the routers' web interface, enabling attackers to exploit it by sending crafted HTTP requests.
Affected Systems and Versions
Cisco Small Business RV Series Router Firmware is affected by this vulnerability, with versions currently unspecified.
Exploitation Mechanism
Attackers with valid administrator credentials can exploit these vulnerabilities, executing code as a root user or causing the device to restart, leading to a DoS condition.
Mitigation and Prevention
This section provides guidance on mitigating the risks associated with CVE-2021-1201.
Immediate Steps to Take
Organizations should take immediate action to secure their systems, including monitoring for unusual activity and limiting access to affected devices.
Long-Term Security Practices
Implementing robust security protocols, conducting regular security audits, and ensuring timely software updates is crucial for long-term protection.
Patching and Updates
While Cisco has yet to release updates addressing these vulnerabilities, users are advised to stay informed and apply patches promptly once available.