CVE-2025-20637 — HIGH (7.5)

Q: How severe is CVE-2025-20637?

CVE-2025-20637 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-20637?

Check the references section above for vendor advisories and patch information. Affected products include: Mediatek Software Development Kit, Mediatek Mt7981, Mediatek Mt7986.

Vulnerability Description

In network HW, there is a possible system hang due to an uncaught exception. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00399035; Issue ID: MSV-2380.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mediatek	Software Development Kit	<= 7.6.7.0
Mediatek	Mt7981	-
Mediatek	Mt7986	-

Related Weaknesses (CWE)

CWE-754 CWE-248

References

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

FAQ

What is CVE-2025-20637?

CVE-2025-20637 is a vulnerability with a CVSS score of 7.5 (HIGH). In network HW, there is a possible system hang due to an uncaught exception. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed ...

How severe is CVE-2025-20637?

CVE-2025-20637 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-20637?

Check the references section above for vendor advisories and patch information. Affected products include: Mediatek Software Development Kit, Mediatek Mt7981, Mediatek Mt7986.