In modem, there is a possible system crash due to improper input validation.

published 2025-10-11 last yr. modified 2026-10-08 last mo. also EUVD-2025-33802

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits: 0; none known

In modem, there is a possible system crash due to improper input validation. This could lead to remote escalation of privilege with no additional execution privileges needed.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: last yr. (2025-10-14)

Exploit prediction

1.02% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Unisoc (Shanghai) Technologies Co., Ltd. T606/T612/T616/T750/T765/T760/T770/T820/S8000/T8300/T9300

References

unisoc.com /en/support/announcement/1976557615080263681

Sources

CVE List CVE-2025-31718
NVD CVE-2025-31718

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