A vulnerability, which was classified as critical, has been found in TOTOLINK T6 up to 4.1.5cu.748_B20211015. Affected by this issue is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument ip leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
History

Wed, 23 Jul 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Totolink t6 Firmware
CPEs cpe:2.3:h:totolink:t6:3:*:*:*:*:*:*:*
cpe:2.3:o:totolink:t6_firmware:v4.1.5cu.748_b20211015:*:*:*:*:*:*:*
Vendors & Products Totolink t6 Firmware

Fri, 18 Jul 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 17 Jul 2025 21:30:00 +0000

Type Values Removed Values Added
Description A vulnerability, which was classified as critical, has been found in TOTOLINK T6 up to 4.1.5cu.748_B20211015. Affected by this issue is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument ip leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Title TOTOLINK T6 HTTP POST Request cstecgi.cgi setDiagnosisCfg buffer overflow
Weaknesses CWE-119
CWE-120
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS: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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2025-07-17T21:14:08.542Z

Updated: 2025-07-18T14:58:05.269Z

Reserved: 2025-07-17T10:43:16.898Z

Link: CVE-2025-7758

cve-icon Vulnrichment

Updated: 2025-07-18T14:48:19.719Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-17T22:15:27.537

Modified: 2025-07-23T20:58:43.130

Link: CVE-2025-7758

cve-icon Redhat

No data.