CVE-2025-20670

MEDIUM
Published May 5, 2025 Modified Feb 17, 2026 CWE-295

Description

In Modem, there is a possible permission bypass due to improper certificate validation. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by the attacker, with User execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY01334347; Issue ID: MSV-2772.

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CVSS v3.1 Score

5.7
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-295 CWE-295

Affected Products

Vendor Product
mediatek nr16
mediatek nr17
mediatek nr17r
mediatek mt2737
mediatek mt6813
mediatek mt6835
mediatek mt6835t
mediatek mt6878
mediatek mt6878m
mediatek mt6879
mediatek mt6886
mediatek mt6895
mediatek mt6895tt
mediatek mt6896
mediatek mt6897
mediatek mt6899
mediatek mt6980
mediatek mt6980d
mediatek mt6983
mediatek mt6983t
mediatek mt6985
mediatek mt6985t
mediatek mt6989
mediatek mt6989t
mediatek mt6990
mediatek mt6991
mediatek mt8666
mediatek mt8667
mediatek mt8673
mediatek mt8675
mediatek mt8676
mediatek mt8678
mediatek mt8765
mediatek mt8766
mediatek mt8768
mediatek mt8771
mediatek mt8781
mediatek mt8786
mediatek mt8788
mediatek mt8788e
mediatek mt8789
mediatek mt8791
mediatek mt8791t
mediatek mt8795t
mediatek mt8797
mediatek mt8798

References

Frequently Asked Questions

What is CVE-2025-20670? +
In Modem, there is a possible permission bypass due to improper certificate validation. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by the attacker, with User execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY01334347; Issue ID: MSV-2772. It has a CVSS v3.1 base score of 5.7 (MEDIUM).
How severe is CVE-2025-20670? +
CVE-2025-20670 has a CVSS v3.1 score of 5.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2025-20670? +
CVE-2025-20670 affects products from mediatek, specifically: mt2737, mt6813, mt6835, mt6835t, mt6878, mt6878m, mt6879, mt6886, mt6895, mt6895tt, mt6896, mt6897, mt6899, mt6980, mt6980d, mt6983, mt6983t, mt6985, mt6985t, mt6989, mt6989t, mt6990, mt6991, mt8666, mt8667, mt8673, mt8675, mt8676, mt8678, mt8765, mt8766, mt8768, mt8771, mt8781, mt8786, mt8788, mt8788e, mt8789, mt8791, mt8791t, mt8795t, mt8797, mt8798, nr16, nr17, nr17r. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-20670? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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