CVE-2019-5293 : Security Advisory and Response

A memory leak vulnerability exists in certain Huawei products, allowing a remote attacker with operation privilege to disrupt services by continuously sending specific messages.

Understanding CVE-2019-5293

What is CVE-2019-5293?

The CVE-2019-5293 vulnerability is a memory leak issue in Huawei products that can be exploited remotely by an attacker with operation privilege.

The Impact of CVE-2019-5293

If successfully exploited, this vulnerability can lead to the abnormal functioning of certain services due to the continuous sending of specific messages.

Technical Details of CVE-2019-5293

Vulnerability Description

The vulnerability involves a memory leak in Huawei products when handling certain messages.

Affected Systems and Versions

Products affected include AR120-S, AR1200, AR150, AR160, NetEngine16EX, SRG1300, and more.
Versions impacted are V200R005C20 and V200R006C10.

Exploitation Mechanism

Remote attackers exploit the vulnerability by continuously sending specific messages.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Huawei to address the vulnerability.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Stay informed about security advisories from Huawei and apply patches promptly.