CVE-2026-0839: UTT 进取 520W APSecurity strcpy buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% 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 weakness has been identified in UTT 进取 520W 1.7.7-180627. Affected is the function strcpy of the file /goform/APSecurity. Executing a manipulation of the argument wepkey1 can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could 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/GUOTINGTING2297/cve/blob/main/1234/29.md
https://vuldb.com/?ctiid.340439
https://vuldb.com/?id.340439
https://vuldb.com/?submit.729028

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