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Description

A security vulnerability has been detected in EFM ipTIME A8004T 14.18.2. This vulnerability affects the function formWifiBasicSet of the file /goform/WifiBasicSet. The manipulation of the argument security_5g leads to stack-based 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.

PUBLISHED Reserved 2026-05-09 | Published 2026-05-10 | Updated 2026-05-10 | 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

Stack-based Buffer Overflow

Memory Corruption

Product status

14.18.2
affected

Timeline

2026-05-09:Advisory disclosed
2026-05-09:VulDB entry created
2026-05-09:VulDB entry last update

Credits

kiciot (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/362454 (VDB-362454 | EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/362454/cti (VDB-362454 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/808865 (Submit #808865 | IPTIME A8004T 14.18.2 Stack-based Buffer Overflow) third-party-advisory

github.com/Kiciot/cve/issues/5 exploit issue-tracking

cve.org (CVE-2026-8234)

nvd.nist.gov (CVE-2026-8234)

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