CVE-2025-11653

UTT HiPER 2620G fNTP strcpy buffer overflow

State: Published
Severity: 8.7 High
Published: Oct 13, 2025
Updated: Oct 14, 2025
Reserved: Oct 12, 2025

Description

A vulnerability was determined in UTT HiPER 2620G up to 3.1.4. Impacted is the function strcpy of the file /goform/fNTP. This manipulation of the argument NTPServerIP causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P	VulDB
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
3.0	8.8 High	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	9.0 High	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-120 Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
HiPER 2620GUTT	3.1.0Affected 3.1.1Affected 3.1.2Affected 3.1.3Affected 3.1.4Affected

References

VDB-328070 | UTT HiPER 2620G fNTP strcpy buffer overflowvdb-entrytechnical-description
VDB-328070 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #665712 | UTT HiPER 2620G <=v3.1.4 Buffer Overflowthird-party-advisory
https://github.com/ashin9/CVE/issues/2exploitissue-tracking

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