CVE-2023-37705 : What You Need to Know

Tenda FH1203 V2.0.1.6 was discovered to contain a stack overflow vulnerability that can be exploited via the page parameter in the fromAddressNat function.

Understanding CVE-2023-37705

This section provides an overview of the vulnerability and its impact.

What is CVE-2023-37705?

The CVE-2023-37705 vulnerability refers to a stack overflow issue found in Tenda FH1203 V2.0.1.6, specifically in the fromAddressNat function's page parameter.

The Impact of CVE-2023-37705

The vulnerability can be exploited by attackers to execute arbitrary code or trigger a denial of service (DoS) condition on affected systems.

Technical Details of CVE-2023-37705

Here we dive into the specifics of the vulnerability, including affected systems, versions, and exploitation mechanisms.

Vulnerability Description

The stack overflow vulnerability in Tenda FH1203 V2.0.1.6 allows remote attackers to potentially gain unauthorized access or disrupt services by overflowing the stack using malicious input.

Affected Systems and Versions

The vulnerability affects Tenda FH1203 devices running version 2.0.1.6 of the firmware.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the fromAddressNat function's page parameter, causing a stack overflow condition.

Mitigation and Prevention

This section outlines steps to mitigate the risk posed by CVE-2023-37705 and prevent potential exploitation.

Immediate Steps to Take

Users and administrators are advised to update the firmware of Tenda FH1203 devices to a patched version that addresses the stack overflow vulnerability.

Long-Term Security Practices

Implementing network segmentation, access controls, and regular security audits can help enhance the overall security posture and prevent future vulnerabilities.

Patching and Updates

Regularly check for firmware updates from the vendor and apply patches promptly to safeguard against known vulnerabilities.