Dsl-2640B Firmware Security Vulnerabilities - 2020
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. A cfm UDP service listening on port 65002 allows remote, unauthenticated exfiltration of administrative credentials.
9.8CVSS
9.4AI Score
0.007EPSS
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. The function do_cgi(), which processes cgi requests supplied to the device's web servers, is vulnerable to a remotely exploitable stack-based buffer overflow. Unauthenticated exploitation is possible by combining this vulnerability wi...
8.8CVSS
9.2AI Score
0.006EPSS
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. Authentication can be bypassed when accessing cgi modules. This allows one to perform administrative tasks (e.g., modify the admin password) with no authentication.
9.8CVSS
8.6AI Score
0.005EPSS
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. The device can be reset to its default configuration by accessing an unauthenticated URL.
9.1CVSS
9.1AI Score
0.002EPSS
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. A hard-coded account allows management-interface login with high privileges. The logged-in user can perform critical tasks and take full control of the device.
9.8CVSS
9.4AI Score
0.005EPSS