What is CVE-2025-20667?

CVE-2025-20667 is a high-severity vulnerability in Mediatek Lr12a, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2025-05-05.

How severe is CVE-2025-20667?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Mediatek Lr12a

CVE-2025-20667

In Modem, there is a possible information disclosure due to incorrect error handling. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution…

EPSS: 0.004 (29.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Mediatek Lr12a
Mediatek Lr13
Mediatek Mt2735
Mediatek Mt2737
Mediatek Mt6739
Mediatek Mt6761
Mediatek Mt6762
Mediatek Mt6762d
Mediatek Mt6762m
Mediatek Mt6763

Weakness classification (CWE)

CWE-326 — Inadequate Encryption Strength

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20667?: CVE-2025-20667 is a high-severity vulnerability in Mediatek Lr12a, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2025-05-05.
How severe is CVE-2025-20667?: High severity. CVSS v3 base score is 7.5 out of 10.