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cpe:2.3:a:belden:hirschmann_hilcos_openbat:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorBelden (021f582b-a413-5db5-bc21-4c16e48856d4)
ProductHirschmann Hilcos Openbat (59bbba72-7271-5a87-97aa-19caaa4e2b47)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from gcve-enriched-dumps CVE data

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Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2021-4477 vulnerable 2026-06-08 05:39:07.333758 Hirschmann HiLCOS OpenBAT BAT450 IPv6 IPsec Firewall Bypass
CRITICAL (9.1)
Hirschmann HiLCOS OpenBAT and BAT450 products contain a firewall bypass vulnerability in IPv6 IPsec deployments that allows traffic from VPN connections to bypass configured firewall rules. Attackers can exploit this vulnerability by establishing IPv6 IPsec connections (IKEv1 or IKEv2) while simultaneously using an IPv6 Internet connection to circumvent firewall policy enforcement.
Published: 2026-04-03T22:37:45.879Z
Updated: 2026-04-06T13:17:07.744Z
Reference links
Imported from gcve-enriched-dumps CVE data

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