CVE-2025-3012Network attack vector

Remote modem crash via null-pointer dereference

Published Dec 1, 2025 · Updated Dec 1, 2025

Out-of-bounds read in the dpc modem on Unisoc T8100, T8200, T8300, and T9100 chipsets allows remote attackers to crash the modem. The dpc modem dereferences a null pointer while processing network input, terminating the affected modem service. No authentication or user interaction is required, and the published consequence is limited to service interruption rather than data access or modification.

CVSS severity7.5
High
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Out-of-bounds read in the dpc modem on Unisoc T8100, T8200, T8300, and T9100 chipsets allows remote attackers to crash the modem. The dpc modem dereferences a null pointer while processing network input, terminating the affected modem service. No authentication or user interaction is required, and the published consequence is limited to service interruption rather than data access or modification.

The record

CVE
CVE-2025-3012
Published
Dec 1, 2025
Updated
Dec 1, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-125, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 1, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 1, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.5UnisocCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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