CVE-2023-37722 : Vulnerability Insights and Analysis

A stack overflow vulnerability was found in Tenda F1202 V1.0BR_V1.2.0.20(408), FH1202_V1.2.0.19_EN that could allow an attacker to execute arbitrary code by exploiting the page parameter in the fromSafeUrlFilter function.

Understanding CVE-2023-37722

This section dives into the details of CVE-2023-37722 and its implications.

What is CVE-2023-37722?

CVE-2023-37722 refers to a stack overflow vulnerability in Tenda F1202 and FH1202 routers, potentially enabling remote attackers to execute arbitrary code by manipulating specific parameters.

The Impact of CVE-2023-37722

This vulnerability poses a significant risk as attackers can exploit it to gain unauthorized access to the affected systems, leading to potential data breaches and system compromise.

Technical Details of CVE-2023-37722

In this section, we explore the technical aspects of the CVE-2023-37722 vulnerability.

Vulnerability Description

The vulnerability arises due to a stack overflow in the page parameter within the fromSafeUrlFilter function, allowing attackers to overwrite memory and execute malicious code.

Affected Systems and Versions

Tenda F1202 V1.0BR_V1.2.0.20(408) and FH1202_V1.2.0.19_EN routers are affected by this vulnerability, making them susceptible to exploitation.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by sending specially crafted requests to the affected routers, triggering the stack overflow and potentially executing arbitrary code.

Mitigation and Prevention

This section outlines steps to mitigate the risks associated with CVE-2023-37722.

Immediate Steps to Take

Users are advised to apply security patches provided by Tenda promptly to address the vulnerability and prevent exploitation.

Long-Term Security Practices

Implementing network segmentation, regularly updating firmware, and monitoring network traffic can help enhance overall security posture and protect against similar vulnerabilities in the future.

Patching and Updates

Users should regularly check for firmware updates from Tenda and apply them as soon as they are available to ensure the routers are protected against known security issues.