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CVE-2025-70998

CRITICAL CVSS 3.1: 9.8 EPSS 0.24%
Updated Feb 19, 2026
Utt
Parameter Value
CVSS 9.8 (CRITICAL)
Type CWE-1188
Vendor Utt
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Utt 810_Firmware
cpe:2.3:o:utt:810_firmware:1.5.0-140603:*:*:*:*:*:*:*
Utt 810
cpe:2.3:h:utt:810:4.0:*:*:*:*:*:*:*