High severity · published Feb 6, 2026
CVE-2026-2067
UTT 进取 520W formTimeGroupConfig strcpy buffer overflow
8.8
CVSS
1%
EPSS
No
On KEV
Description
A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. This vulnerability affects the function strcpy of the file /goform/formTimeGroupConfig. The manipulation of the argument year1 leads to buffer overflow. The attack may be initiated 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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
进5
进取 520W · UTT
1.7.7-180627 · source: vendor
5F
520w Firmware · Utt
1.7.7-180627 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2067
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2067
Exploit
https://github.com/cymiao1978/cve/blob/main/new/37.md
Exploit
https://github.com/cymiao1978/cve/blob/main/new/37.md#poc
Permissions Required
https://vuldb.com/?ctiid.344634
Third Party Advisory
https://vuldb.com/?id.344634
Third Party Advisory
https://vuldb.com/?submit.745261
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