CVE-2025-6138 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

A vulnerability classified as critical was found in TOTOLINK T10 4.1.8cu.5207. Affected by this vulnerability is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument ssid5g leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	T10 Firmware	4.1.8cu.5207
Totolink	T10	-

Related Weaknesses (CWE)

CWE-120 CWE-119

References

https://candle-throne-f75.notion.site/TOTOLINK-T10-setWizardCfg-20ddf0aa11858088ExploitThird Party Advisory
https://vuldb.com/?ctiid.312607Permissions RequiredVDB Entry
https://vuldb.com/?id.312607Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.592917Third Party AdvisoryVDB Entry
https://www.totolink.net/Product
https://candle-throne-f75.notion.site/TOTOLINK-T10-setWizardCfg-20ddf0aa11858088ExploitThird Party Advisory

FAQ

What is CVE-2025-6138?

CVE-2025-6138 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability classified as critical was found in TOTOLINK T10 4.1.8cu.5207. Affected by this vulnerability is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST R...

How severe is CVE-2025-6138?

CVE-2025-6138 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-6138?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink T10 Firmware, Totolink T10.