CVE-2017-17293 : Security Advisory and Response

A buffer overflow vulnerability affecting various Huawei products.

Understanding CVE-2017-17293

What is CVE-2017-17293?

The Huawei AR120-S, AR1200, AR150, AR160, AR200, AR2200, AR3200, AR3600, AR510, DP300, MAX PRESENCE, NetEngine16EX, RP200, SRG1300, SRG2300, SRG3300, TE30, TE40, TE50, TE60, TP3106, and TP3206 are prone to a buffer overflow vulnerability. An attacker with local access can exploit this flaw by crafting a specific XML file.

The Impact of CVE-2017-17293

Insufficient input validation may lead to abnormal service operations if the exploit is successful.

Technical Details of CVE-2017-17293

Vulnerability Description

The vulnerability allows a local attacker to trigger a buffer overflow by creating a specific XML file.

Affected Systems and Versions

Products: AR120-S, AR1200, AR150, AR160, AR200, AR2200, AR3200, AR3600, AR510, DP300, MAX PRESENCE, NetEngine16EX, RP200, SRG1300, SRG2300, SRG3300, TE30, TE40, TE50, TE60, TP3106, TP3206
Versions: Multiple versions of the affected products are listed in the data.

Exploitation Mechanism

A local attacker with authentication can exploit the vulnerability by creating a specific XML file.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Huawei promptly.
Implement network segmentation to limit the impact of a successful exploit.
Monitor network traffic for any signs of malicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Refer to Huawei's security advisory for specific patch details and instructions.