CVE-2026-0840
UTT 进取 520W formConfigNoticeConfig strcpy buffer overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Jan 11, 2026
- Updated
- Feb 23, 2026
- Reserved
- Jan 10, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | 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 | VulDB |
| 3.1 | 8.8 High | 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 | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
进取 520WUTT |
|
References
- VDB-340440 | UTT 进取 520W formConfigNoticeConfig strcpy buffer overflowvdb-entrytechnical-description
- VDB-340440 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #729029 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflowthird-party-advisory
- https://github.com/GUOTINGTING2297/cve/blob/main/1234/30.mdexploit
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