What is the CVSS score of CVE-2020-1842?

CVE-2020-1842 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Hege 560 Firmware CVE-2020-1842

MEDIUM

Improper Authentication (CWE-287)

2020-02-18 psirt@huawei.com

Huawei Authentication Bypass Hege 560 Firmware Osca 550 Firmware Osca 550A Firmware Osca 550Ax Firmware Osca 550X Firmware

6.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.8 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 18, 2020 - 04:15 nvd

MEDIUM 6.8

DescriptionNVD

Huawei HEGE-560 version 1.0.1.20(SP2); OSCA-550 and OSCA-550A version 1.0.0.71(SP1); and OSCA-550AX and OSCA-550X version 1.0.0.71(SP2) have an insufficient authentication vulnerability. An attacker can access the device physically and perform specific operations to exploit this vulnerability. Successful exploitation may cause the attacker obtain high privilege.

AnalysisAI

Huawei HEGE-560 version 1.0.1.20(SP2); OSCA-550 and OSCA-550A version 1.0.0.71(SP1); and OSCA-550AX and OSCA-550X version 1.0.0.71(SP2) have an insufficient authentication vulnerability. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, 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. Huawei HEGE-560 version 1.0.1.20(SP2); OSCA-550 and OSCA-550A version 1.0.0.71(SP1); and OSCA-550AX and OSCA-550X version 1.0.0.71(SP2) have an insufficient authentication vulnerability. An attacker can access the device physically and perform specific operations to exploit this vulnerability. Successful exploitation may cause the attacker obtain high privilege. Affected products include: Huawei Hege-560 Firmware, Huawei Osca-550 Firmware, Huawei Osca-550A Firmware, Huawei Osca-550Ax Firmware, Huawei Osca-550X Firmware. Version information: version 1.0.1.20.

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.