CVE-2023-37791 Explained : Impact and Mitigation

D-Link DIR-619L v2.04(TW) was discovered to contain a stack overflow vulnerability via the curTime parameter at /goform/formLogin.

Understanding CVE-2023-37791

This section will delve into the details of CVE-2023-37791 and its implications.

What is CVE-2023-37791?

CVE-2023-37791 refers to a stack overflow vulnerability discovered in D-Link DIR-619L v2.04(TW) routers. The vulnerability arises due to improper handling of the curTime parameter when accessed via /goform/formLogin.

The Impact of CVE-2023-37791

The exploitation of this vulnerability could allow remote attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected devices.

Technical Details of CVE-2023-37791

Let's explore the technical aspects related to CVE-2023-37791.

Vulnerability Description

The vulnerability is a stack overflow issue triggered by the curTime parameter in the /goform/formLogin endpoint, potentially leading to arbitrary code execution.

Affected Systems and Versions

The vulnerability affects D-Link DIR-619L routers running v2.04(TW) firmware version.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by sending crafted requests containing a malicious curTime parameter to the /goform/formLogin endpoint, leading to a stack overflow condition.

Mitigation and Prevention

Discover the necessary steps to mitigate and prevent the exploitation of CVE-2023-37791.

Immediate Steps to Take

Users are advised to update their D-Link DIR-619L routers to a patched firmware version provided by the vendor and restrict access to the /goform/formLogin endpoint.

Long-Term Security Practices

In the long term, it is crucial for organizations to regularly update their firmware, apply security best practices, and monitor for any suspicious activities on their network.

Patching and Updates

Stay informed about security patches and updates released by D-Link to address the CVE-2023-37791 vulnerability.