CVE-2018-7951 Explained : Impact and Mitigation

A vulnerability in Huawei servers' iBMC (Intelligent Baseboard Management Controller) allows for JSON injection attacks, potentially granting unauthorized system management privileges.

Understanding CVE-2018-7951

What is CVE-2018-7951?

The vulnerability in the iBMC of certain Huawei servers enables attackers to manipulate the administrator's password through JSON injection attacks.

The Impact of CVE-2018-7951

Exploiting this vulnerability could lead to unauthorized access and control over system management functions.

Technical Details of CVE-2018-7951

Vulnerability Description

The vulnerability arises from inadequate input validation in the iBMC of affected Huawei servers, facilitating JSON injection attacks.

Affected Systems and Versions

Products: 1288H V5, 2288H V5, 2488 V5, CH121 V3, CH121L V3, CH121L V5, CH121 V5, CH140 V3, CH140L V3, CH220 V3, CH222 V3, CH242 V3, CH242 V5, RH1288 V3, RH2288 V3, RH2288H V3, XH310 V3, XH321 V3, XH321 V5, XH620 V3
Versions: Various versions of the mentioned products are affected.

Exploitation Mechanism

The vulnerability allows authenticated remote attackers to execute JSON injection attacks, potentially modifying the administrator's password and gaining system management privileges.

Mitigation and Prevention

Immediate Steps to Take

Apply patches and updates provided by Huawei promptly.
Monitor Huawei's security advisories for any new information or updates regarding this vulnerability.

Long-Term Security Practices

Regularly review and update security configurations on Huawei servers.
Implement network segmentation and access controls to limit unauthorized access.

Patching and Updates

Ensure all affected systems are updated with the latest patches from Huawei to mitigate the vulnerability.