CVE-2022-36498 : Security Advisory and Response

H3C Magic NX18 Plus NX18PV100R003 was discovered to contain a stack overflow vulnerability via the function Asp_SetTimingtimeWifiAndLed.

Understanding CVE-2022-36498

This CVE-2022-36498 involves a stack overflow vulnerability discovered in H3C Magic NX18 Plus NX18PV100R003.

What is CVE-2022-36498?

CVE-2022-36498 is a vulnerability found in H3C Magic NX18 Plus NX18PV100R003, allowing attackers to trigger a stack overflow through the function Asp_SetTimingtimeWifiAndLed.

The Impact of CVE-2022-36498

The vulnerability could potentially be exploited by threat actors to execute arbitrary code or crash the affected device, leading to a denial of service (DoS) condition.

Technical Details of CVE-2022-36498

Here are some technical details related to CVE-2022-36498:

Vulnerability Description

The stack overflow vulnerability in H3C Magic NX18 Plus NX18PV100R003 occurs due to improper handling of certain input, which could result in a buffer overflow.

Affected Systems and Versions

The affected system identified in this CVE is H3C Magic NX18 Plus NX18PV100R003 with version V100R003.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the Asp_SetTimingtimeWifiAndLed function, leading to a stack overflow condition.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-36498, consider the following steps:

Immediate Steps to Take

Apply vendor-supplied patches or updates to the affected system.
Monitor network traffic for any suspicious activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update software and firmware to ensure the latest security patches are in place.
Implement network security measures to detect and prevent against malicious actions.

Patching and Updates

Keep abreast of security advisories from the vendor and promptly apply any patches or updates released to address CVE-2022-36498.