CVE-2026-0838

UTT 进取 520W ConfigWirelessBase strcpy buffer overflow

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.

Affected

UTT · 进取 520W

CVSS v4.0 VULDB

7.4 HIGHCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

3.87% chance of exploitation in the next 30 days, 90th percentile

Published

2026-01-11

Updated

2026-02-23

Proof-of-concept exploits (1)

• Lena-lyy/cve/blob/main/1223/28.md0★ · 2026-01-01

Security advisories

• https://vuldb.com/?id.340438
• https://vuldb.com/?submit.729020

References

• CVE Record
• NVD entry

Related

• CVE-2025-15428
• CVE-2025-15429
• CVE-2025-3140
• CVE-2025-3141
• CVE-2025-3142
• CVE-2025-3143