What is the CVSS score of CVE-2023-50430?

CVE-2023-50430 has a CVSS 3.1 base score of 6.4 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2023-50430?

Yes, a public proof-of-concept exploit is available for CVE-2023-50430. Prioritise patching immediately. EPSS: 0.4%.

Fingerprint Sensor Firmware CVE-2023-50430

MEDIUM

Improper Authentication (CWE-287)

2023-12-09 cve@mitre.org

Microsoft Dell Authentication Bypass Fingerprint Sensor Firmware

6.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.4 MEDIUM

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

Attack Vector

Physical

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 09, 2023 - 22:15 nvd

MEDIUM 6.4

DescriptionNVD

The Goodix Fingerprint Device, as shipped in Dell Inspiron 15 computers, does not follow the Secure Device Connection Protocol (SDCP) when enrolling via Linux, and accepts an unauthenticated configuration packet to select the Windows template database, which allows bypass of Windows Hello authentication by enrolling an attacker's fingerprint.

AnalysisAI

The Goodix Fingerprint Device, as shipped in Dell Inspiron 15 computers, does not follow the Secure Device Connection Protocol (SDCP) when enrolling via Linux, and accepts an unauthenticated. Rated medium severity (CVSS 6.4), this vulnerability is no authentication required. Public exploit code available and 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. The Goodix Fingerprint Device, as shipped in Dell Inspiron 15 computers, does not follow the Secure Device Connection Protocol (SDCP) when enrolling via Linux, and accepts an unauthenticated configuration packet to select the Windows template database, which allows bypass of Windows Hello authentication by enrolling an attacker's fingerprint. Affected products include: Goodix Fingerprint Sensor 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.