CVE-2023-6906

A vulnerability, which was classified as critical, was found in Totolink A7100RU 7.4cu.2313_B20191024. Affected is the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument flag with the input ie8 leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-248268. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-120
• CWE-120

• https://github.com/unpWn4bL3/iot-security/blob/main/1.mdExploit, Third Party Advisory
• https://vuldb.com/?ctiid.248268Permissions Required, Third Party Advisory
• https://vuldb.com/?id.248268Third Party Advisory
• https://github.com/unpWn4bL3/iot-security/blob/main/1.mdExploit, Third Party Advisory
• https://vuldb.com/?ctiid.248268Permissions Required, Third Party Advisory
• https://vuldb.com/?id.248268Third Party Advisory

Published

Dec 18, 2023

Last Modified

Jun 17, 2026

Status

Modified

• 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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