CVE-2017-17253 : Security Advisory and Response

This CVE involves a vulnerability in Huawei devices that can be exploited by crafting malicious packets in the H323 protocol.

Understanding CVE-2017-17253

This CVE identifies a specific vulnerability in Huawei devices that could lead to a process crash when exploited by a remote attacker.

What is CVE-2017-17253?

The CVE-2017-17253 vulnerability in Huawei devices allows for an out-of-bounds read in the H323 protocol, enabling remote attackers to crash processes by sending malformed packets.

The Impact of CVE-2017-17253

The vulnerability poses a risk of process crashes on affected Huawei devices due to insufficient packet validation, potentially leading to service disruptions or unauthorized access.

Technical Details of CVE-2017-17253

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability in Huawei devices results in an out-of-bounds read in the H323 protocol, triggered by malformed packets with specific parameters.

Affected Systems and Versions

Products: AR120-S, AR1200, AR150, AR160, AR200, AR2200, AR3200, AR3600, AR510, DP300, IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, NetEngine16EX, RSE6500, SRG1300, SRG2300, SRG3300, SVN5600, SVN5800, SVN5800-C, SeMG9811, Secospace USG6300, Secospace USG6500, Secospace USG6600, TE30, TE40, TE50, TE60, TP3106, TP3206, USG6000V, USG9500, USG9520, USG9560, USG9580, VP9660, ViewPoint 8660, ViewPoint 9030
Vendor: Huawei Technologies Co., Ltd.
Versions: Detailed version information provided in the data.

Exploitation Mechanism

The vulnerability can be exploited by remote attackers who craft malformed packets with specific parameters and send them to the affected Huawei devices, causing process crashes.

Mitigation and Prevention

Protecting systems from CVE-2017-17253 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches or updates provided by Huawei promptly.
Implement network segmentation to limit exposure to potential attacks.
Monitor network traffic for any signs of malicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware on Huawei devices.
Conduct security assessments and penetration testing to identify and address vulnerabilities.
Educate users and administrators on best practices for network security.

Patching and Updates

Huawei may release patches or updates to address the CVE-2017-17253 vulnerability. Stay informed about security advisories from Huawei and apply recommended patches as soon as they are available.