CVE-2025-70998

CRITICAL

9.8

Description

UTT HiPER 810 / nv810v4 router firmware v1.5.0-140603 was discovered to contain insecure default credentials for the telnet service, possibly allowing a remote attacker to gain root access via a crafted script.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/18/2026

Last Modified2/19/2026

Sourcenvd

Honeypot Sightings0

Affected Products

utt:810utt:810_firmware

Weaknesses (CWE)

CWE-1188

References

https://github.com/cha0yang1/UTT-nv810v4-telnet-backdoor(cve@mitre.org)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.