CVE-2026-0838: UTT 进取 520W ConfigWirelessBase strcpy buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-01-11 · updated 2026-06-17
Weakness: CWE-119

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.

Affected products

UTT 进取 520W: through 1.7.7-180627

References

https://github.com/Lena-lyy/cve/blob/main/1223/28.md
https://vuldb.com/?ctiid.340438
https://vuldb.com/?id.340438
https://vuldb.com/?submit.729020

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