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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.

PUBLISHED Reserved 2026-01-10 | Published 2026-01-11 | Updated 2026-02-23 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

1.7.7-180627
affected

Timeline

2026-01-10:Advisory disclosed
2026-01-10:VulDB entry created
2026-01-12:VulDB entry last update

Credits

Lena-lyy02 (VulDB User) reporter

References

vuldb.com/?id.340438 (VDB-340438 | UTT 进取 520W ConfigWirelessBase strcpy buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.340438 (VDB-340438 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.729020 (Submit #729020 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflow) third-party-advisory

github.com/Lena-lyy/cve/blob/main/1223/28.md exploit

cve.org (CVE-2026-0838)

nvd.nist.gov (CVE-2026-0838)

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