CVE-2024-4250

A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been declared as critical. Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-262141 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-121
• CWE-787

• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formwrlSSIDset.mdBroken Link
• https://vuldb.com/?ctiid.262141Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?id.262141Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.319835Third Party Advisory, VDB Entry
• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formwrlSSIDset.mdBroken Link
• https://vuldb.com/?ctiid.262141Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?id.262141Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.319835Third Party Advisory, VDB Entry

Published

Apr 27, 2024

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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