CVE-2023-29961 Explained : Impact and Mitigation

D-Link DIR-605L firmware version 1.17B01 BETA is vulnerable to stack overflow via /goform/formTcpipSetup.

Understanding CVE-2023-29961

This CVE refers to a vulnerability found in D-Link DIR-605L firmware version 1.17B01 BETA that can be exploited through a stack overflow in /goform/formTcpipSetup.

What is CVE-2023-29961?

CVE-2023-29961 is a published CVE related to a security vulnerability in the D-Link DIR-605L firmware version 1.17B01 BETA. The vulnerability allows attackers to trigger a stack overflow using the /goform/formTcpipSetup path.

The Impact of CVE-2023-29961

This vulnerability can be exploited by malicious actors to execute arbitrary code or trigger a denial of service condition, compromising the security and availability of the affected system.

Technical Details of CVE-2023-29961

In detail, the following aspects are relevant:

Vulnerability Description

The vulnerability in D-Link DIR-605L firmware version 1.17B01 BETA allows for a stack overflow via /goform/formTcpipSetup, providing a potential entry point for malicious activities.

Affected Systems and Versions

The issue affects devices running the specified vulnerable firmware version, exposing them to the exploitation of this security flaw.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted input to the /goform/formTcpipSetup endpoint, leading to a stack overflow and potentially gaining unauthorized access or disrupting services.

Mitigation and Prevention

To address CVE-2023-29961, consider the following actions:

Immediate Steps to Take

Update the D-Link DIR-605L firmware to a patched version, if available.
Restrict network access to vulnerable devices and enforce strong access controls.

Long-Term Security Practices

Regularly monitor security advisories from D-Link and apply firmware updates promptly.
Implement network segmentation and least privilege principles to limit the attack surface.

Patching and Updates

Ensure that the firmware of D-Link DIR-605L devices is kept up to date with the latest patches and security fixes to mitigate the risk of exploitation.