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8.9
CVE-2026-9384: Totolink A8000RU Web Management Interface Allows Remote Code Execution
CVE-2026-9384
Summary
The Totolink A8000RU's web management interface has a security flaw that could allow an attacker to remotely take control of the device by sending a malicious request. This means an attacker could potentially change settings, access sensitive information, or even use the device for malicious activities. To stay secure, it's recommended to update the device to the latest version or consider replacing it with a newer model that has better security features.
Original title
A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface...
Original description
A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument ip results in os command injection. The attack can be executed remotely. The exploit has been made public and could be used.
nvd CVSS2.0
10.0
nvd CVSS3.1
9.8
nvd CVSS4.0
8.9
Vulnerability type
CWE-77
Command Injection
CWE-78
OS Command Injection
Published: 24 May 2026 · Updated: 31 May 2026 · First seen: 26 May 2026