CVE-2026-0840: high-severity vulnerability in UTT 进取 520W
UTT 进取 520W formConfigNoticeConfig strcpy buffer overflow
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 4.1%
A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Affected by this vulnerability is the function strcpy of the file /goform/formConfigNoticeConfig. The manipulation of the argument timestart leads to buffer overflow. It is possible to initiate the attack remotely. 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.
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
Affected products
UTT · 进取 520WRelated CVEs — UTT 进取 520W
In the same product, most dangerous first.
CVE-2026-0841HIGHUTT 进取 520W formPictureUrl strcpy buffer overflowEPSS 3.9%CVE-2026-0838HIGHUTT 进取 520W ConfigWirelessBase strcpy buffer overflowEPSS 3.9%CVE-2026-0837HIGHUTT 进取 520W formFireWall strcpy buffer overflowEPSS 3.9%CVE-2026-0839HIGHUTT 进取 520W APSecurity strcpy buffer overflowEPSS 1.1%CVE-2025-14139MEDIUMUTT 进取 520W formConfigDnsFilterGlobal strcpy buffer overflowEPSS 1.0%CVE-2026-2067HIGHUTT 进取 520W formTimeGroupConfig strcpy buffer overflowEPSS 1.0%