A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 13 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
First Time appeared Utt 520w Firmware
CPEs cpe:2.3:h:utt:520w:3.0:*:*:*:*:*:*:*
cpe:2.3:o:utt:520w_firmware:*:*:*:*:*:*:*:*
Vendors & Products Utt 520w Firmware

Mon, 12 Jan 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 12 Jan 2026 14:45:00 +0000

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

Sun, 11 Jan 2026 05:45:00 +0000

Type Values Removed Values Added
Description A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Title UTT 进取 520W ConfigWirelessBase strcpy buffer overflow
Weaknesses CWE-119
CWE-120
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': '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'}

cvssV3_1

{'score': 8.8, 'vector': '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'}

cvssV4_0

{'score': 8.7, 'vector': '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-01-12T14:35:49.763Z

Reserved: 2026-01-10T09:50:41.818Z

Link: CVE-2026-0838

cve-icon Vulnrichment

Updated: 2026-01-12T14:35:46.816Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-11T06:15:57.300

Modified: 2026-01-13T22:02:34.320

Link: CVE-2026-0838

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-12T14:36:09Z

Weaknesses