CVE-2017-17299 : Exploit Details and Defense Strategies

Huawei AR120-S, AR1200, AR1200-S, AR150, AR150-S, AR160, AR200, AR200-S, AR2200, AR2200-S, AR3200, AR3600, AR510, IPS Module, NIP6300, NetEngine16EX products have an insufficient input validation vulnerability that can be exploited by an unauthenticated remote attacker through crafted IKE V2 messages.

Understanding CVE-2017-17299

This CVE involves a vulnerability in Huawei products that could lead to a denial of service attack due to insufficient input validation.

What is CVE-2017-17299?

The vulnerability in Huawei products allows remote attackers to send customized IKE V2 messages, exploiting the lack of proper validation, resulting in unauthorized memory access and potential denial of service.

The Impact of CVE-2017-17299

The successful exploitation of this vulnerability can lead to a denial of service on the affected Huawei products, impacting their availability and potentially causing service disruptions.

Technical Details of CVE-2017-17299

This section provides more technical insights into the vulnerability.

Vulnerability Description

The insufficient input validation vulnerability in Huawei products allows unauthenticated remote attackers to send crafted IKE V2 messages, potentially leading to unauthorized memory access.

Affected Systems and Versions

Huawei AR120-S, AR1200, AR1200-S, AR150, AR150-S, AR160, AR200, AR200-S, AR2200, AR2200-S, AR3200, AR3600, AR510, IPS Module, NIP6300, NetEngine16EX
Versions: Various versions of the mentioned products are affected.

Exploitation Mechanism

Attackers can exploit the vulnerability by sending customized IKE V2 messages to the affected products remotely.
The lack of proper validation in these messages allows for unauthorized memory access.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches and updates provided by Huawei promptly.
Monitor network traffic for any suspicious activity targeting the affected products.
Implement strong firewall rules to restrict unauthorized access.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate users and administrators about safe practices to prevent successful exploitation of vulnerabilities.

Patching and Updates

Regularly check for security advisories from Huawei and apply patches as soon as they are released to mitigate the risk of exploitation.