CVE-2022-27643 : Security Advisory and Response

A detailed overview of CVE-2022-27643, a vulnerability impacting NETGEAR R6700v3 routers.

Understanding CVE-2022-27643

This section provides insights into the nature and impact of the CVE-2022-27643 vulnerability.

What is CVE-2022-27643?

CVE-2022-27643 allows network-adjacent attackers to execute arbitrary code on NETGEAR R6700v3 1.0.4.120_10.0.91 routers without requiring authentication. The vulnerability arises from improper validation of user-supplied data in SOAP requests.

The Impact of CVE-2022-27643

The specific flaw in SOAP request handling enables attackers to execute code in the context of root, posing a severe security risk to affected systems.

Technical Details of CVE-2022-27643

Explore the technical aspects of the CVE-2022-27643 vulnerability in this section.

Vulnerability Description

The vulnerability arises from inadequate validation of user-supplied data in SOAPAction headers, facilitating buffer overflow and code execution.

Affected Systems and Versions

NETGEAR R6700v3 routers running version 1.0.4.120_10.0.91 are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers exploit the vulnerability by crafting SOAP requests with malicious data, leveraging the lack of input size validation to execute arbitrary code.

Mitigation and Prevention

Discover the necessary measures to mitigate and prevent exploitation of CVE-2022-27643.

Immediate Steps to Take

Immediately update affected NETGEAR R6700v3 routers to a secure version to patch the vulnerability and prevent unauthorized code execution.

Long-Term Security Practices

Implement robust security practices, such as regular security audits and network monitoring, to detect and prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security advisories from NETGEAR and apply timely patches and updates to safeguard your network infrastructure.