What is the CVSS score of CVE-2020-9259?

CVE-2020-9259 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.8%.

Honor V30 Firmware CVE-2020-9259

MEDIUM

Improper Authentication (CWE-287)

2020-07-17 psirt@huawei.com

Huawei Authentication Bypass Information Disclosure Honor V30 Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jul 17, 2020 - 23:15 nvd

MEDIUM 6.5

DescriptionNVD

Huawei Honor V30 smartphones with versions earlier than 10.1.0.212(C00E210R5P1) have an improper authentication vulnerability. The system does not sufficiently validate certain parameter passed from the bottom level, the attacker should trick the user into installing a malicious application and control the bottom level, successful exploit could cause information disclosure.

AnalysisAI

Huawei Honor V30 smartphones with versions earlier than 10.1.0.212(C00E210R5P1) have an improper authentication vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, 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 Honor V30 smartphones with versions earlier than 10.1.0.212(C00E210R5P1) have an improper authentication vulnerability. The system does not sufficiently validate certain parameter passed from the bottom level, the attacker should trick the user into installing a malicious application and control the bottom level, successful exploit could cause information disclosure. Affected products include: Huawei Honor V30 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.