CVE-2023-7221

Totolink T6 HTTP POST Request main buffer overflow

A vulnerability was found in Totolink T6 4.1.9cu.5241_B20210923. It has been classified as critical. This affects the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument v41 leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249855. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Totolink · T6

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

1.52% chance of exploitation in the next 30 days, 74th percentile

Published

2024-01-09

Updated

2025-05-14

Proof-of-concept exploits (1)

• jylsec/vuldb/blob/main/TOTOLINK/T6/1/README.md

Security advisories

• https://vuldb.com/?ctiid.249855
• https://vuldb.com/?id.249855

References

• CVE Record
• NVD entry

Related

• CVE-2023-7187
• CVE-2023-7213
• CVE-2023-7214
• CVE-2023-7219
• CVE-2023-7220
• CVE-2023-7222