Advisories

Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix

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Severity
medium
Date
Affecting
  • NR256CN <= 1.5.140116

CWE
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Credit
Zhou Ao, Yin Luxing, Lu Fangzhou, Liu Xin
Description
Netcore NR256CN through 1.5.140116 contains an authentication bypass vulnerability that allows unauthenticated attackers to reach protected management CGI handlers by prefixing the URI with a public route. Attackers can request paths prefixed with l7_web_auth.cgi or an .ico route to invoke protected management handlers without credentials.

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