Description
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.
References (3)
Core 3
Core References
Third Party Advisory vdb-entry
technical-description
https://vuldb.com/?id.248268
Permissions Required, Third Party Advisory signature
permissions-required
https://vuldb.com/?ctiid.248268
Exploit, Third Party Advisory exploit
https://github.com/unpWn4bL3/iot-security/blob/main/1.md
Scores
CVSS v3
9.8
EPSS
0.0019
EPSS Percentile
40.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-120
Status
published
Products (1)
totolink/a7100ru_firmware
7.4cu.2313_b20191024
Published
Dec 18, 2023
Tracked Since
Feb 18, 2026