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Description

A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service. This manipulation of the argument timeZone causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

PUBLISHED Reserved 2026-02-07 | Published 2026-02-09 | 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

16.03.33.05
affected

Timeline

2026-02-07:Advisory disclosed
2026-02-07:VulDB entry created
2026-02-10:VulDB entry last update

Credits

sunnyyaya (VulDB User) reporter

References

vuldb.com/?id.344906 (VDB-344906 | Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.344906 (VDB-344906 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.750226 (Submit #750226 | Tenda AC8 V16.03.33.05 Denial of Service) third-party-advisory

github.com/.../main/Tenda/AC8/fastsettingwifiset-timezome.md related

github.com/.../main/Tenda/AC8/fastsettingwifiset-timezome.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-2203)

nvd.nist.gov (CVE-2026-2203)

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