CVE-2021-1290 : What You Need to Know

Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers have been identified with multiple vulnerabilities in their web-based management interface, potentially allowing remote attackers to execute arbitrary code on affected devices as the root user. Here's what you need to know about CVE-2021-1290.

Understanding CVE-2021-1290

This section provides insights into the nature and impact of the identified vulnerabilities in Cisco Small Business RV series routers.

What is CVE-2021-1290?

The vulnerabilities found in the web-based management interface of Cisco Small Business RV series routers could be exploited by unauthenticated remote attackers to execute arbitrary code on affected devices. The root cause lies in inadequate validation of HTTP requests, opening the door for potential cyberattacks.

The Impact of CVE-2021-1290

If successfully exploited, these vulnerabilities could enable remote attackers to execute arbitrary code on the target devices. The severity of the impact is rated as critical, with high confidentiality, integrity, and availability implications.

Technical Details of CVE-2021-1290

Delve deeper into the technical aspects of the CVE, including the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerabilities originate from the improper validation of HTTP requests in the web-based management interface of Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers. This flaw allows attackers to craft and send malicious HTTP requests to achieve remote code execution as the root user.

Affected Systems and Versions

The Cisco Small Business RV Series Router Firmware is impacted by these vulnerabilities, with all versions being susceptible to the identified security flaws.

Exploitation Mechanism

Attackers can exploit these vulnerabilities by sending specially crafted HTTP requests to the web-based management interface of the affected devices. Successful exploitation could lead to the execution of arbitrary code on the target devices.

Mitigation and Prevention

Discover the steps recommended to mitigate the risks posed by CVE-2021-1290 and safeguard your systems against potential exploits.

Immediate Steps to Take

To address the vulnerabilities, immediate actions such as applying security patches, implementing network segmentation, and monitoring for any unusual activities are advisable.

Long-Term Security Practices

In the long run, it is crucial to follow robust security practices such as regular security assessments, keeping systems up to date, enforcing strong access controls, and providing security awareness training to employees.

Patching and Updates

Ensure that you stay informed about security updates released by Cisco for the affected RV series routers. Promptly apply patches and firmware updates to protect your devices from known vulnerabilities.