CVE-2025-8170
TOTOLINK T6 MQTT Packet meshSlaveDlfw tcpcheck_net buffer overflow
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 1.0%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
25 Jul 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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: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
Affected products
TOTOLINK · T6Want to know if your infrastructure is exposed to this?
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