CVE-2017-8213 : Security Advisory and Response

Huawei SMC2.0 software versions V100R003C10, V100R005C00SPC100, V100R005C00SPC101B001T, V100R005C00SPC102, V100R005C00SPC103, V100R005C00SPC200, V100R005C00SPC201T, V500R002C00, and V600R006C00 are affected by an input validation vulnerability during TLS and DTLS handshake processes.

Understanding CVE-2017-8213

This CVE identifies a weakness in input validation within Huawei SMC2.0 software versions, potentially allowing malicious actors to disrupt the TLS module.

What is CVE-2017-8213?

The vulnerability in Huawei SMC2.0 arises from inadequate verification of received PKI certificates during TLS and DTLS handshake processes.

The Impact of CVE-2017-8213

The vulnerability could be exploited by remote attackers to crash the TLS module, leading to service disruption and potential security breaches.

Technical Details of CVE-2017-8213

The following technical details provide insight into the vulnerability.

Vulnerability Description

Input validation weakness in Huawei SMC2.0 software versions
Vulnerability present during TLS and DTLS handshake processes involving certificates

Affected Systems and Versions

Affected Product: SMC2.0
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Versions: V100R003C10, V100R005C00SPC100, V100R005C00SPC101B001T, V100R005C00SPC102, V100R005C00SPC103, V100R005C00SPC200, V100R005C00SPC201T, V500R002C00, V600R006C00

Exploitation Mechanism

The vulnerability allows remote attackers to exploit insufficient validation of received PKI certificates, potentially crashing the TLS module.

Mitigation and Prevention

To address CVE-2017-8213, consider the following mitigation strategies:

Immediate Steps to Take

Apply vendor-supplied patches and updates
Monitor network traffic for any suspicious activity
Implement strong certificate validation mechanisms

Long-Term Security Practices

Regularly update and patch software to address vulnerabilities
Conduct security assessments and audits to identify and remediate weaknesses

Patching and Updates

Huawei may release patches to address the input validation vulnerability in affected software versions