CVE-2025-20677

Name: CVE-2025-20677
Creator: NVD / NIST
Published: 2025-06-02T03:15:25.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2025-20677 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In Bluetooth driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

In Bluetooth driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00412256; Issue ID: MSV-3284.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.14%

4.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Mediatek	Nbiot Sdk	<= 3.6

References

https://corp.mediatek.com/product-security-bulletin/June-2025Vendor Advisory

Timeline

Published: Jun 2, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-20677?

How severe is CVE-2025-20677?

CVE-2025-20677 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2025-20677?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-20677?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST