CVE-2021-1415 : What You Need to Know
Learn about CVE-2021-1415, a critical vulnerability affecting Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers, enabling remote code execution. Find out the impact, technical details, and mitigation steps.
This article provides an overview of CVE-2021-1415, which involves multiple vulnerabilities in Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers that could allow remote code execution.
Understanding CVE-2021-1415
This section will cover what CVE-2021-1415 entails, its impact, technical details, and mitigation strategies.
What is CVE-2021-1415?
The vulnerability in Cisco RV Series Routers could enable an authenticated attacker to execute arbitrary code remotely with elevated privileges. The issue arises from inadequate validation of HTTP requests.
The Impact of CVE-2021-1415
The vulnerability poses a medium severity risk, allowing remote attackers to execute arbitrary code equivalent to the web service process on affected devices.
Technical Details of CVE-2021-1415
This section delves into the specifics of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
The flaw lies in how HTTP requests are handled in the web-based management interface of Cisco RV Series Routers, enabling a crafted request to execute arbitrary code remotely.
Affected Systems and Versions
The vulnerability impacts Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers.
Exploitation Mechanism
An attacker can exploit this vulnerability by sending a specially crafted HTTP request to the router's web-based management interface, leading to remote code execution.
Mitigation and Prevention
This section covers the steps users can take to mitigate the risk posed by CVE-2021-1415 and prevent potential exploitation.
Immediate Steps to Take
Users should apply security patches released by Cisco to address the vulnerability and mitigate the risk of exploitation.
Long-Term Security Practices
Regularly updating firmware, implementing network segmentation, and monitoring network traffic are long-term strategies to enhance network security.
Patching and Updates
Stay informed about security updates from Cisco and promptly apply patches to safeguard against known vulnerabilities.