Totolink: >> N600r Firmware >> 4.3.0cu.7866_b2022506 Security Vulnerabilities
A security vulnerability has been detected in TOTOLINK N600R up to 4.3.0cu.7866_B20220506. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi of the component HTTP Request Handler. Such manipulation of the argument wepkey leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
CVSS Score
8.8
EPSS Score
0.001
Published
2025-10-08
A NULL pointer dereference in TOTOLINK N600R firmware v4.3.0cu.7866_B2022506 allows attackers to cause a Denial of Service.
CVSS Score
5.3
EPSS Score
0.002
Published
2025-09-25
Buffer Overflow vulnerability in TOTOLINK N600R v4.3.0cu.7866_B2022506 allows a remote attacker to execute arbitrary code via the UPLOAD_FILENAME component
CVSS Score
9.8
EPSS Score
0.008
Published
2025-06-13