A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Impacted is the function strcpy of the file /goform/formConfigDnsFilterGlobal. Such manipulation of the argument timeRangeName leads to buffer overflow. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Adjacent Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Utt
  • 520w
  • 520w Firmware

Configuration 1 [-]

AND
cpe:2.3:o:utt:520w_firmware:1.7.7-180627:*:*:*:*:*:*:*
cpe:2.3:h:utt:520w:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/cymiao1978/cve/blob/main/new/11.md cve-icon cve-icon cve-icon
https://github.com/cymiao1978/cve/blob/main/new/11.md#poc cve-icon cve-icon cve-icon
https://vuldb.com/?ctiid.334527 cve-icon cve-icon
https://vuldb.com/?id.334527 cve-icon cve-icon
https://vuldb.com/?submit.698520 cve-icon cve-icon
History

Fri, 12 Dec 2025 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Utt 520w Firmware
CPEs cpe:2.3:h:utt:520w:-:*:*:*:*:*:*:*
cpe:2.3:o:utt:520w_firmware:1.7.7-180627:*:*:*:*:*:*:*
Vendors & Products Utt 520w Firmware

Tue, 09 Dec 2025 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Utt
Utt 520w
Vendors & Products Utt
Utt 520w

Mon, 08 Dec 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sat, 06 Dec 2025 15:15:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Impacted is the function strcpy of the file /goform/formConfigDnsFilterGlobal. Such manipulation of the argument timeRangeName leads to buffer overflow. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title UTT 进取 520W formConfigDnsFilterGlobal strcpy buffer overflow
Weaknesses CWE-119
CWE-120
References
Metrics cvssV2_0

{'score': 5.5, 'vector': 'AV:A/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.7, 'vector': 'CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.7, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2025-12-06T15:02:06.024Z

Updated: 2025-12-08T17:13:50.565Z

Reserved: 2025-12-05T17:16:50.050Z

Link: CVE-2025-14139

cve-icon Vulnrichment

Updated: 2025-12-08T17:06:19.502Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-06T15:15:48.753

Modified: 2025-12-12T12:43:48.747

Link: CVE-2025-14139

cve-icon Redhat

No data.