CVE-2025-20659

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-07 · updated 2026-06-17
Weakness: CWE-125

Description

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.

Affected products

Mediatek Mt2735 Firmware: all versions
Mediatek Mt2737 Firmware: all versions
Mediatek Mt6739 Firmware: all versions
Mediatek Mt6761 Firmware: all versions
Mediatek Mt6762 Firmware: all versions
Mediatek Mt6762D Firmware: all versions
Mediatek Mt6762M Firmware: all versions
Mediatek Mt6763 Firmware: all versions
Mediatek Mt6765 Firmware: all versions
Mediatek Mt6765T Firmware: all versions
Mediatek Mt6767 Firmware: all versions
Mediatek Mt6768 Firmware: all versions
Mediatek Mt6769 Firmware: all versions
Mediatek Mt6769K Firmware: all versions
Mediatek Mt6769S Firmware: all versions
Mediatek Mt6769T Firmware: all versions
Mediatek Mt6769Z Firmware: all versions
Mediatek Mt6771 Firmware: all versions
Mediatek Mt6779 Firmware: all versions
Mediatek Mt6781 Firmware: all versions
Mediatek Mt6783 Firmware: all versions
Mediatek Mt6785 Firmware: all versions
Mediatek Mt6785T Firmware: all versions
Mediatek Mt6785U Firmware: all versions
Mediatek Mt6789 Firmware: all versions
Mediatek Mt6813 Firmware: all versions
Mediatek Mt6833 Firmware: all versions
Mediatek Mt6833P Firmware: all versions
Mediatek Mt6835 Firmware: all versions
Mediatek Mt6835T Firmware: all versions

References

https://corp.mediatek.com/product-security-bulletin/April-2025

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