CVE-2022-38326 Explained : Impact and Mitigation

Tenda AC15 WiFi Router V15.03.05.19_multi and AC18 WiFi Router V15.03.05.19_multi were discovered to contain a buffer overflow vulnerability via the page parameter at /goform/NatStaticSetting.

Understanding CVE-2022-38326

This CVE ID pertains to a critical buffer overflow vulnerability found in Tenda AC15 and AC18 WiFi Routers.

What is CVE-2022-38326?

CVE-2022-38326 is a security flaw that allows an attacker to trigger a buffer overflow by exploiting the page parameter in the /goform/NatStaticSetting path.

The Impact of CVE-2022-38326

This vulnerability could be exploited by remote attackers to execute arbitrary code, crash the router, or even take complete control of the affected device.

Technical Details of CVE-2022-38326

This section delves into the specifics of the vulnerability.

Vulnerability Description

The buffer overflow vulnerability in Tenda AC15 and AC18 WiFi Routers enables attackers to exceed the memory buffer limits, potentially leading to system crashes or arbitrary code execution.

Affected Systems and Versions

Both Tenda AC15 WiFi Router V15.03.05.19_multi and AC18 WiFi Router V15.03.05.19_multi are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited remotely by sending specifically crafted requests to the targeted router, abusing the /goform/NatStaticSetting page parameter.

Mitigation and Prevention

Learn how to protect your devices from CVE-2022-38326.

Immediate Steps to Take

It is crucial to update the firmware of the affected Tenda routers as soon as a patch is released. Additionally, consider restricting network access to the routers.

Long-Term Security Practices

Regularly monitor for security updates from Tenda and follow best practices for securing network devices.

Patching and Updates

Stay informed about firmware updates for Tenda AC15 and AC18 routers and apply patches promptly to mitigate the risk of exploitation.