What is CVE-2025-20632?

CVE-2025-20632 is a high-severity vulnerability in Mediatek Mt7615, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-02-03.

How severe is CVE-2025-20632?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2025-20632 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Mediatek Mt7615

CVE-2025-20632

In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (7.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mediatek Mt7615
Mediatek Mt7622
Mediatek Mt7663
Mediatek Mt7915
Mediatek Mt7916
Mediatek Mt7981
Mediatek Mt7986
Mediatek Software_development_kit
Mediatek, Inc. Mt7615, Mt7622, Mt7663, Mt7915, Mt7916, Mt7981, Mt7986 — versions SDK release 7.6.7.2 and before

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20632?: CVE-2025-20632 is a high-severity vulnerability in Mediatek Mt7615, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-02-03.
How severe is CVE-2025-20632?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-20632 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.