Home/CVE/In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service
CVE

CVE-2025-20659

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service

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.

MEDIUM · CVSS 6.5 EPSS 0.00312
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

60
mediatek mt2735 firmwareall versions
mediatek mt2737 firmwareall versions
mediatek mt6739 firmwareall versions
mediatek mt6761 firmwareall versions
mediatek mt6762 firmwareall versions
mediatek mt6762d firmwareall versions
mediatek mt6762m firmwareall versions
mediatek mt6763 firmwareall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@mediatek.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Apr 2025 · 04:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://corp.mediatek.com/product-security-bulletin/April-2025Vendor Advisory
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