Remote Denial of Service Vulnerability in Modem Firmware by Unisoc
CVE-2026-79405

7.5HIGH

Key Information:

Vendor

Unisoc (shanghai) Technologies Co., Ltd.

Status
Modem
Vendor
CVE Published:
4 November 2026

What is CVE-2026-79405?

A vulnerability in Unisoc's Modem Firmware results from insufficient input validation in dedicated PUCCH configuration. This flaw can lead to a potential system crash, enabling remote denial of service attacks without the need for additional execution privileges. Proper validation measures are essential to prevent potential disruptions caused by malicious inputs.

Affected Version(s)

Modem UDX710

References

https://www.unisoc.com/en/support/product-security-bullet...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.