Security Advisory

CVE-2017-20233

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-04-03 22:47:07
Last updated 2026-05-25 23:40:56
Assigner VulnCheck
CVSS score 5.4
State PUBLISHED

Description

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.