Vulnerability · Published Jan 11, 2026 · Assigned by VulDB
CVE-2026-0839UTT 进取 520W APSecurity strcpy buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in 进取 520W from UTT. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Official 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 (as reported)
Weakness: CWE-120, CWE-119 · 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
References
- VDB-340439 | UTT 进取 520W APSecurity strcpy buffer overflow vdb-entry, technical-description
- VDB-340439 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #729028 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflow third-party-advisory
- https://github.com/GUOTINGTING2297/cve/blob/main/1234/29.md exploit