CVE-2022-43625 : What You Need to Know

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1935 1.03 routers. Learn more about the impact, technical details, and mitigation steps related to CVE-2022-43625.

Understanding CVE-2022-43625

A critical vulnerability that poses a significant risk to D-Link DIR-1935 1.03 routers, allowing attackers to execute malicious code.

What is CVE-2022-43625?

The flaw lies in the mishandling of SetStaticRouteIPv4Settings requests on the web management portal, enabling code execution in the context of root.

The Impact of CVE-2022-43625

Network-adjacent threat actors can exploit this vulnerability, compromising the security of affected systems and executing arbitrary commands.

Technical Details of CVE-2022-43625

Get insights into the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The issue arises from inadequate validation of user-supplied data length, leading to a buffer overflow when parsing NetMask elements.

Affected Systems and Versions

D-Link DIR-1935 version 1.03 routers are susceptible to this vulnerability, exposing them to code execution risks.

Exploitation Mechanism

By manipulating the NetMask element, attackers can bypass authentication mechanisms and execute arbitrary code with elevated privileges.

Mitigation and Prevention

Discover immediate steps to secure your systems and adopt long-term security practices.

Immediate Steps to Take

Apply relevant patches, restrict network access to vulnerable devices, and monitor for any suspicious activities.

Long-Term Security Practices

Implement strong authentication mechanisms, conduct regular security assessments, and keep systems up-to-date.

Patching and Updates

Stay informed about security updates from D-Link, apply patches promptly, and ensure ongoing monitoring to prevent exploitation.