Описание
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
Ссылки
- Mailing ListThird Party Advisory
- ExploitIssue TrackingThird Party Advisory
- Third Party Advisory
- Mailing ListThird Party Advisory
- Mailing ListThird Party Advisory
- ExploitIssue TrackingThird Party Advisory
- Third Party Advisory
- Mailing ListThird Party Advisory
Уязвимые конфигурации
EPSS
7.5 High
CVSS3
Дефекты
Связанные уязвимости
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler functio ...
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
Уязвимость модуля mod_wstunnel веб-сервера lighttpd, позволяющая нарушителю вызвать отказ в обслуживании
EPSS
7.5 High
CVSS3