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Description

A vulnerability has been found in UTT 进取 520W 1.7.7-180627. This vulnerability affects the function strcpy of the file /goform/ConfigExceptMSN. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-01-18 | Published 2026-01-19 | 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

2026-01-18:Advisory disclosed
2026-01-18:VulDB entry created
2026-01-19:VulDB entry last update

Credits

cymiao (VulDB User) reporter

References

vuldb.com/?id.341730 (VDB-341730 | UTT 进取 520W ConfigExceptMSN strcpy buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.341730 (VDB-341730 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.735299 (Submit #735299 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflow) third-party-advisory

github.com/cymiao1978/cve/blob/main/new/34.md exploit

cve.org (CVE-2026-1139)

nvd.nist.gov (CVE-2026-1139)

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