Show plain JSON{"containers": {"cna": {"affected": [{"product": "WHA-GW-F2D2-0-AS- Z2-ETH", "vendor": "Phoenix Contact", "versions": [{"lessThanOrEqual": "3.0.8", "status": "affected", "version": "3.0.8", "versionType": "custom"}]}, {"product": "WHA-GW-F2D2-0-AS- Z2-ETH.EIP", "vendor": "Phoenix Contact", "versions": [{"lessThanOrEqual": "3.0.8", "status": "affected", "version": "3.0.8", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Pepperl+Fuchs reported this vulnerability. CERT@VDE coordinated."}], "datePublic": "2021-08-16T00:00:00", "descriptions": [{"lang": "en", "value": "In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 serious issue exists, if the application is not externally accessible or uses IP-based access restrictions. Attackers can use DNS Rebinding to bypass any IP or firewall based access restrictions that may be in place, by proxying through their target's browser."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-350", "description": "CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-31T10:32:56", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://cert.vde.com/en-us/advisories/vde-2021-027"}], "solutions": [{"lang": "en", "value": "No update available."}], "source": {"advisory": "VDE-2021-027", "discovery": "INTERNAL"}, "title": "A vulnerability in WirelessHART-Gateway <= 3.0.8 allows to bypass any IP or firewall based access restrictions through DNS rebinding", "workarounds": [{"lang": "en", "value": "An external protective measure is required.\n\n* Minimize network exposure for affected products and ensure that they are not accessible via the Internet.\n* Isolate affected products from the corporate network.\n* If remote access is required, use secure methods such as virtual private networks (VPNs)."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "info@cert.vde.com", "DATE_PUBLIC": "2021-08-16T07:07:00.000Z", "ID": "CVE-2021-34561", "STATE": "PUBLIC", "TITLE": "A vulnerability in WirelessHART-Gateway <= 3.0.8 allows to bypass any IP or firewall based access restrictions through DNS rebinding"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WHA-GW-F2D2-0-AS- Z2-ETH", "version": {"version_data": [{"version_affected": "<=", "version_name": "3.0.8", "version_value": "3.0.8"}]}}, {"product_name": "WHA-GW-F2D2-0-AS- Z2-ETH.EIP", "version": {"version_data": [{"version_affected": "<=", "version_name": "3.0.8", "version_value": "3.0.8"}]}}]}, "vendor_name": "Phoenix Contact"}]}}, "credit": [{"lang": "eng", "value": "Pepperl+Fuchs reported this vulnerability. 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