How severe is CVE-2024-46442?

CVE-2024-46442 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-46442 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-46442?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-46442 have an EU (EUVD) identifier?

Yes. CVE-2024-46442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42175.

When was CVE-2024-46442 published?

CVE-2024-46442 was published on 2024-12-10 and last updated on 2026-07-05.

CVE-2024-46442

CVE-2024-46442 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-307.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-42175
Weakness: CWE-307
Published: 2024-12-10
Last modified: 2026-07-05

Description

An issue in the BYD Dilink Headunit System v3.0 to v4.0 allows attackers to bypass authentication via a bruteforce attack.

Frequently asked questions

What is CVE-2024-46442?: An issue in the BYD Dilink Headunit System v3.0 to v4.0 allows attackers to bypass authentication via a bruteforce attack.
How severe is CVE-2024-46442?: CVE-2024-46442 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-46442 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-46442?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-46442 have an EU (EUVD) identifier?: Yes. CVE-2024-46442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42175.
When was CVE-2024-46442 published?: CVE-2024-46442 was published on 2024-12-10 and last updated on 2026-07-05.

References

EU advisories (EUVD)

http://byd.com

Other CWE-307 (Improper Restriction of Excessive Authentication Attempts) vulnerabilities

CVE-2026-6853 — Critical (CVSS 9.8): Improper restriction of excessive authentication attempts vulnerability in Başbelen Group Food Cafe Businesses…
CVE-2026-8760 — Critical (CVSS 9.8): The Login with OTP plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including,…
CVE-2020-37228 — Critical (CVSS 9.8): iDS6 DSSPro Digital Signage System 6.2 contains a CAPTCHA security bypass vulnerability that allows attackers to bypass…
CVE-2026-33879 — Critical (CVSS 9.8): Federated Learning and Interoperability Platform (FLIP) is an open-source platform for federated training and…
CVE-2026-33640 — Critical (CVSS 9.8): Outline is a service that allows for collaborative documentation. Outline implements an Email OTP login flow for users…
CVE-2026-31851 — Critical (CVSS 9.8): Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout…

Browse all CWE-307 (Improper Restriction of Excessive Authentication Attempts) vulnerabilities →