CVE-2018-7941: High severity Huawei Ch121 V3 Firmware vulnerability

Published May 10, 2018
·
Updated

Huawei iBMC V200R002C60 have an authentication bypass vulnerability. A remote attacker with low privilege may craft specific messages to upload authentication certificate to the affected products. Due to improper validation of the upload authority, successful exploit may cause privilege elevation.

Affected Software

80 affected components
Huawei Ch121 V3 Firmware=100r001c00
Huawei CH121 V3
Huawei Ch121l V3 Firmware=100r001c00
Huawei Ch121l V3
Huawei Ch140 V3 Firmware=100r001c00
Huawei Ch140 V3
Huawei Ch140l V3 Firmware=100r001c00
Huawei Ch140l V3
Huawei Ch220 V3 Firmware=100r001c00
Huawei CH220 V3
Huawei Ch222 V3 Firmware=100r001c00
Huawei CH222 V3
Huawei Ch242 V3 Firmware=100r001c00
Huawei Ch242 V3
Huawei Rh1288 V3 Firmware=100r003c00
Huawei RH1288 V3
Huawei Rh2288 V3 Firmware=100r003c00
Huawei RH2288 V3
Huawei Rh2288h V3 Firmware=100r003c00
Huawei RH2288H V3
Huawei Xh310 V3 Firmware=100r003c00
Huawei Xh310 V3
Huawei Xh321 V3 Firmware=100r003c00
Huawei Xh321 V3
Huawei Xh620 V3 Firmware=100r003c00
Huawei Xh620 V3
Huawei Ch121 V5 Firmware=100r001c00
Huawei Ch121 V5
Huawei Ch121l V5 Firmware=100r001c00
Huawei Ch121l V5
Huawei Ch242 V5 Firmware=100r001c00
Huawei Ch242 V5
Huawei 1288h V5 Firmware=100r005c00
Huawei 1288H V5
Huawei 2288h V5 Firmware=100r005c00
Huawei 2288h V5
Huawei 2488 V5 Firmware=100r005c00
Huawei 2488 V5
Huawei Xh321 V5 Firmware=100r005c00
Huawei Xh321 V5
All of the following
Huawei Ch121 V3 Firmware=100r001c00
Huawei CH121 V3
All of the following
Huawei Ch121l V3 Firmware=100r001c00
Huawei Ch121l V3
All of the following
Huawei Ch140 V3 Firmware=100r001c00
Huawei Ch140 V3
All of the following
Huawei Ch140l V3 Firmware=100r001c00
Huawei Ch140l V3
All of the following
Huawei Ch220 V3 Firmware=100r001c00
Huawei CH220 V3
All of the following
Huawei Ch222 V3 Firmware=100r001c00
Huawei CH222 V3
All of the following
Huawei Ch242 V3 Firmware=100r001c00
Huawei Ch242 V3
All of the following
Huawei Rh1288 V3 Firmware=100r003c00
Huawei RH1288 V3
All of the following
Huawei Rh2288 V3 Firmware=100r003c00
Huawei RH2288 V3
All of the following
Huawei Rh2288h V3 Firmware=100r003c00
Huawei RH2288H V3
All of the following
Huawei Xh310 V3 Firmware=100r003c00
Huawei Xh310 V3
All of the following
Huawei Xh321 V3 Firmware=100r003c00
Huawei Xh321 V3
All of the following
Huawei Xh620 V3 Firmware=100r003c00
Huawei Xh620 V3
All of the following
Huawei Ch121 V5 Firmware=100r001c00
Huawei Ch121 V5
All of the following
Huawei Ch121l V5 Firmware=100r001c00
Huawei Ch121l V5
All of the following
Huawei Ch242 V5 Firmware=100r001c00
Huawei Ch242 V5
All of the following
Huawei 1288h V5 Firmware=100r005c00
Huawei 1288H V5
All of the following
Huawei 2288h V5 Firmware=100r005c00
Huawei 2288h V5
All of the following
Huawei 2488 V5 Firmware=100r005c00
Huawei 2488 V5
All of the following
Huawei Xh321 V5 Firmware=100r005c00
Huawei Xh321 V5

Event History

May 10, 2018
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionWeakness
Data Sourced
via NVD·02:29 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2018-7941?

CVE-2018-7941 is classified as a critical vulnerability due to its potential for privilege escalation.

2

How do I fix CVE-2018-7941?

To fix CVE-2018-7941, update to the latest firmware versions provided by Huawei that address this vulnerability.

3

What type of attack is possible with CVE-2018-7941?

CVE-2018-7941 allows remote attackers to bypass authentication and potentially gain elevated privileges.

4

Which Huawei products are affected by CVE-2018-7941?

CVE-2018-7941 affects multiple Huawei iBMC systems, particularly those running specified firmware versions.

5

What changes in product behavior can be expected due to CVE-2018-7941?

Exploitation of CVE-2018-7941 may allow unauthorized users to upload authentication certificates, leading to unauthorized access.

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