CVE-2018-7941 Explained : Impact and Mitigation

Huawei iBMC V200R002C60 has an authentication bypass vulnerability that allows a remote attacker to elevate privileges by uploading an authentication certificate.

Understanding CVE-2018-7941

This CVE involves an authentication bypass vulnerability in Huawei iBMC V200R002C60.

What is CVE-2018-7941?

The vulnerability allows a low-privileged attacker to upload an authentication certificate to affected products by crafting specific messages, leading to privilege escalation due to inadequate validation of upload authority.

The Impact of CVE-2018-7941

If exploited, this vulnerability can result in privilege elevation, potentially granting unauthorized access to sensitive information and system control.

Technical Details of CVE-2018-7941

This section provides technical insights into the vulnerability.

Vulnerability Description

Authentication bypass vulnerability in Huawei iBMC V200R002C60
Remote attacker with low privilege can upload authentication certificate
Inadequate validation of upload authority

Affected Systems and Versions

Product: iBMC
Vendor: Huawei Technologies Co., Ltd.
Version: V200R002C60

Exploitation Mechanism

Remote attacker crafts specific messages to upload authentication certificate
Lack of proper validation leads to privilege elevation

Mitigation and Prevention

Protect your systems from CVE-2018-7941 with these measures.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Monitor system logs for suspicious activities
Restrict network access to vulnerable systems

Long-Term Security Practices

Regularly update and patch all software and firmware
Conduct security training for system administrators
Implement strong access control and authentication mechanisms

Patching and Updates

Check vendor advisories for patches and updates
Apply security patches as soon as they are released
Regularly check for firmware updates and apply them to mitigate vulnerabilities