Vulnerability Description
A vulnerability classified as critical was found in TOTOLINK T6 4.1.5cu.748_B20211015. This vulnerability affects the function tcpcheck_net of the file /router/meshSlaveDlfw of the component MQTT Packet Handler. The manipulation of the argument serverIp leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Totolink | T6 Firmware | v4.1.5cu.748_b20211015 |
| Totolink | T6 | 3 |
Related Weaknesses (CWE)
References
- https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/9.mdExploitThird Party Advisory
- https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/9.md#pocExploitThird Party Advisory
- https://vuldb.com/?ctiid.317584Permissions Required
- https://vuldb.com/?id.317584Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.620834Third Party AdvisoryVDB Entry
- https://www.totolink.net/Product
FAQ
What is CVE-2025-8170?
CVE-2025-8170 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability classified as critical was found in TOTOLINK T6 4.1.5cu.748_B20211015. This vulnerability affects the function tcpcheck_net of the file /router/meshSlaveDlfw of the component MQTT Pack...
How severe is CVE-2025-8170?
CVE-2025-8170 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-2025-8170?
Check the references section above for vendor advisories and patch information. Affected products include: Totolink T6 Firmware, Totolink T6.