CVE-2022-25451 Explained : Impact and Mitigation

Tenda AC6 V15.03.05.09_multi was discovered to contain a stack overflow vulnerability via the list parameter in the setstaticroutecfg function.

Understanding CVE-2022-25451

This CVE identifies a stack overflow vulnerability present in Tenda AC6 V15.03.05.09_multi, allowing attackers to potentially execute malicious code by exploiting the list parameter in the setstaticroutecfg function. It poses a security risk to the affected systems.

What is CVE-2022-25451?

CVE-2022-25451 is a stack overflow vulnerability discovered in Tenda AC6 V15.03.05.09_multi. This vulnerability arises due to improper handling of input, enabling attackers to trigger a stack overflow via a specific parameter in the setstaticroutecfg function.

The Impact of CVE-2022-25451

The impact of this vulnerability could lead to remote code execution or denial of service attacks if exploited. It poses a serious threat to the confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2022-25451

Vulnerability Description

The vulnerability in Tenda AC6 V15.03.05.09_multi allows attackers to overwhelm the stack memory by providing specially crafted input through the list parameter in the setstaticroutecfg function, potentially leading to arbitrary code execution.

Affected Systems and Versions

All versions of Tenda AC6 V15.03.05.09_multi are affected by this vulnerability. Users with this version should be cautious of potential exploitation and take immediate action to mitigate the risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specifically crafted input to the list parameter, causing a stack overflow condition. This exploitation could enable the attacker to execute arbitrary code or disrupt the normal operation of the device.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risks associated with CVE-2022-25451, users are advised to update the firmware of Tenda AC6 V15.03.05.09_multi to the latest version provided by the vendor. Additionally, network administrators should monitor for any unusual network activity that could indicate a potential exploit.

Long-Term Security Practices

Implementing network segmentation, keeping systems up to date with security patches, and regularly conducting security audits can help reduce the likelihood of successful cyber attacks.

Patching and Updates

It is crucial for users to regularly check for security updates released by Tenda for the AC6 V15.03.05.09_multi router. Applying patches promptly and staying informed about cybersecurity best practices can enhance the overall security posture of the network.