CVE-2017-17296 Explained : Impact and Mitigation

A vulnerability in Huawei products allows for a memory leak when handling specially crafted H323 packets.

Understanding CVE-2017-17296

This CVE involves a memory leak vulnerability in various Huawei products, potentially leading to abnormal services.

What is CVE-2017-17296?

The vulnerability in Huawei products can be exploited by an unauthenticated remote attacker sending specific H323 packets, causing memory leaks and service disruptions.

The Impact of CVE-2017-17296

The improper release of allocated memory in affected Huawei products can result in memory leaks and abnormal service behavior.

Technical Details of CVE-2017-17296

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability allows an attacker to exploit memory leaks by sending specially crafted H323 packets to affected Huawei products.

Affected Systems and Versions

Products: AR120-S, AR1200, AR150, AR160, AR200, AR2200, AR3200, AR3600, AR510, DP300, IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, NetEngine16EX, RP200, RSE6500, SRG1300, SRG2300, SRG3300, SVN5600, SVN5800, SVN5800-C, SeMG9811, Secospace USG6300, Secospace USG6500, Secospace USG6600, TE30, TE40, TE50, TE60, TP3106, TP3206, USG9500, USG9520, USG9560, USG9580, ViewPoint 9030, eSpace U1981
Versions: Various versions of the mentioned products are affected.

Exploitation Mechanism

An attacker can exploit the vulnerability by sending specially designed H323 packets to the affected Huawei products, causing memory leaks and service disruptions.

Mitigation and Prevention

Here are the steps to mitigate and prevent the CVE-2017-17296 vulnerability.

Immediate Steps to Take

Apply patches provided by Huawei promptly.
Implement network segmentation to limit exposure.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security training for employees to recognize and report potential threats.
Implement access controls and authentication mechanisms.

Patching and Updates

Huawei has released patches to address the vulnerability. Ensure all affected systems are updated with the latest patches.