CVE-2025-11653

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/ashin9/CVE/issues/2	Exploit Issue Tracking Third Party Advisory
https://vuldb.com/?ctiid.328070	Permissions Required VDB Entry
https://vuldb.com/?id.328070	Third Party Advisory VDB Entry
https://vuldb.com/?submit.665712	Third Party Advisory VDB Entry
https://github.com/ashin9/CVE/issues/2	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:utt:2620g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:utt:2620g:-:*:*:*:*:*:*:*

History

08 Oct 2026, 12:10

Type	Values Removed	Values Added
Summary		(es) Se determinó una vulnerabilidad en UTT HiPER 2620G hasta 3.1.4. Afectada está la función strcpy del archivo /goform/fNTP. Esta manipulación del argumento NTPServerIP causa desbordamiento de búfer. Es posible iniciar el ataque remotamente. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación pero no respondió de ninguna manera.

Information

Published : 2025-10-13 01:15

Updated : 2026-10-08 12:10

NVD link : CVE-2025-11653

Mitre link : CVE-2025-11653

CVE.ORG link : CVE-2025-11653

JSON object : View

Products Affected

utt

2620g
2620g_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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