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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.

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

GUOTINGTING (VulDB User) reporter

References

vuldb.com/?id.340439 (VDB-340439 | UTT 进取 520W APSecurity strcpy buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.340439 (VDB-340439 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.729028 (Submit #729028 | UTT 进取 520W v3v1.7.7-180627 Buffer Overflow) third-party-advisory

github.com/GUOTINGTING2297/cve/blob/main/1234/29.md exploit

cve.org (CVE-2026-0839)

nvd.nist.gov (CVE-2026-0839)

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