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CVE-2017-20233 Hirschmann HiLCOS Layer-2 Firewall Multicast Broadcast Traffic Bypass

🗓️ 03 Apr 2026 22:47:07Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

HiLCOS firewall bypasses multicast and broadcast filtering when management filtering is disabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2017-20233
3 Apr 202622:47
attackerkb
CNNVD
Belden多款产品 访问控制错误漏洞
3 Apr 202600:00
cnnvd
CVE
CVE-2017-20233
3 Apr 202622:47
cve
EUVD
EUVD-2017-18955
4 Apr 202600:31
euvd
NVD
CVE-2017-20233
3 Apr 202623:16
nvd
Positive Technologies
PT-2026-30257
3 Apr 202600:00
ptsecurity
Vulnrichment
CVE-2017-20233 Hirschmann HiLCOS Layer-2 Firewall Multicast Broadcast Traffic Bypass
3 Apr 202622:47
vulnrichment
[
  {
    "vendor": "Belden",
    "product": "Hirschmann HiLCOS OpenBAT, BAT450, WLC",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "9.10.5126-REL"
      },
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "9.12.5500-REL"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Belden",
    "product": "Hirschmann HiLCOS BAT867",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "9.14.5500-REL"
      },
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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