What is the CVSS score of CVE-2018-7943?

CVE-2018-7943 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.2%.

1288H V5 Firmware CVE-2018-7943

HIGH

Improper Authentication (CWE-287)

2018-06-05 psirt@huawei.com

Authentication Bypass Huawei 1288H V5 Firmware 2288H V5 Firmware 2488 V5 Firmware Ch121 V3 Firmware Ch121L V3 Firmware Ch121L V5 Firmware Ch121 V5 Firmware Ch140 V3 Firmware Ch140L V3 Firmware Ch220 V3 Firmware Ch222 V3 Firmware Ch242 V3 Firmware Ch242 V5 Firmware Rh1288 V3 Firmware Rh2288 V3 Firmware Rh2288H V3 Firmware Xh310 V3 Firmware Xh321 V3 Firmware Xh321 V5 Firmware Xh620 V3 Firmware

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 05, 2018 - 15:29 nvd

HIGH 8.8

DescriptionNVD

There is an authentication bypass vulnerability in some Huawei servers. A remote attacker with low privilege may bypass the authentication by some special operations. Due to insufficient authentication, an attacker may exploit the vulnerability to get some sensitive information and high-level users' privilege.

AnalysisAI

There is an authentication bypass vulnerability in some Huawei servers. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. There is an authentication bypass vulnerability in some Huawei servers. A remote attacker with low privilege may bypass the authentication by some special operations. Due to insufficient authentication, an attacker may exploit the vulnerability to get some sensitive information and high-level users' privilege. Affected products include: Huawei 1288H V5 Firmware, Huawei 2288H V5 Firmware, Huawei 2488 V5 Firmware, Huawei Ch121 V3 Firmware, Huawei Ch121L V3 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.