What is the CVSS score of CVE-2019-5253?

CVE-2019-5253 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.6%.

E5572 855 Firmware CVE-2019-5253

MEDIUM

Improper Authentication (CWE-287)

2019-12-13 psirt@huawei.com

Authentication Bypass E5572 855 Firmware

5.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 13, 2019 - 22:15 nvd

MEDIUM 5.9

DescriptionNVD

E5572-855 with versions earlier than 8.0.1.3(H335SP1C233) has an improper authentication vulnerability. The device does not perform a sufficient authentication when doing certain operations, successful exploit could allow an attacker to cause the device to reboot after launch a man in the middle attack.

AnalysisAI

E5572-855 with versions earlier than 8.0.1.3(H335SP1C233) has an improper authentication vulnerability. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. 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. E5572-855 with versions earlier than 8.0.1.3(H335SP1C233) has an improper authentication vulnerability. The device does not perform a sufficient authentication when doing certain operations, successful exploit could allow an attacker to cause the device to reboot after launch a man in the middle attack. Affected products include: Huawei E5572-855 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.