Remote Denial of Service Vulnerability in Modem by MediaTek
CVE-2025-20750

5.3MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt2735, Mt6833, Mt6833p, Mt6853, Mt6853t, Mt6855, Mt6855t, Mt6873, Mt6875, Mt6875t, Mt6877, Mt6877t, Mt6877tt, Mt6880, Mt6883, Mt6885, Mt6889, Mt6890, Mt6891, Mt6893, Mt8675, Mt8771, Mt8791, Mt8791t, Mt8797
Vendor
CVE Published:
2 December 2025

What is CVE-2025-20750?

A vulnerability exists in MediaTek's modem which can lead to a system crash due to improper input validation. An attacker can exploit this flaw by leveraging a rogue base station, resulting in a potential remote denial of service (DoS). Notably, this issue does not require user interaction or elevated privileges, making it easier to exploit. The issue is documented with Patch ID: MOLY01661199 and Issue ID: MSV-4296.

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Deploy the Patch

Affected Version(s)

MT2735, MT6833, MT6833P, MT6853, MT6853T, MT6855, MT6855T, MT6873, MT6875, MT6875T, MT6877, MT6877T, MT6877TT, MT6880, MT6883, MT6885, MT6889, MT6890, MT6891, MT6893, MT8675, MT8771, MT8791, MT8791T, MT8797 Modem NR15

References

https://corp.mediatek.com/product-security-bulletin/Decem...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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