CVE-2017-20233 in Hirschmann HiLCOS OpenBAT
Summary
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.
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Responsible
VulnCheck
Reservation
04/03/2026
Disclosure
04/04/2026
Status
Confirmed
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 355256 | Belden Hirschmann HiLCOS BAT867 access control | 284 | Not defined | Not defined | CVE-2017-20233 |