CVE-2017-20233: fallo de gravedad media en Belden Hirschmann HiLCOS BAT867
Hirschmann HiLCOS Layer-2 Firewall Multicast Broadcast Traffic Bypass
Publicada el · Actualizada el
Seguir esta CVE+ Monitorear Hirschmann HiLCOS BAT867+ Monitorear Hirschmann HiLCOS OpenBAT, BAT450, WLC
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 5.3epss 0.2%
Hirschmann HiLCOS products OpenBAT, BAT450, WLC, BAT867 contains a firewall filtering vulnerability that fails to correctly filter IPv4 multicast and broadcast traffic when management IP address filtering is disabled, allowing configured filter rules to be bypassed. Attackers with network access can inject or observe multicast and broadcast packets that should have been blocked by the firewall.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N