CVE-2022-0547 (GCVE-0-2022-0547)
Vulnerability from cvelistv5
Published
2022-03-18 18:00
Modified
2025-04-23 18:46
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-305 - - Authentication Bypass by Primary Weakness
Summary
OpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an external user to be granted access with only partially correct credentials.
References
security@openvpn.net https://community.openvpn.net/openvpn/wiki/CVE-2022-0547 Vendor Advisory
security@openvpn.net https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements Vendor Advisory
security@openvpn.net https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html Mailing List, Third Party Advisory
security@openvpn.net https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/
security@openvpn.net https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/
security@openvpn.net https://openvpn.net/community-downloads/ Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://community.openvpn.net/openvpn/wiki/CVE-2022-0547 Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/
af854a3a-2127-422b-91ae-364da2661108 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/
af854a3a-2127-422b-91ae-364da2661108 https://openvpn.net/community-downloads/ Patch, Vendor Advisory
Impacted products
Vendor Product Version
n/a OpenVPN Version: version 2.1 until version 2.4.12 and 2.5.6.
Show details on NVD website

To clipboard 

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Authentication Bypass by Primary Weakness\"}]}]}, \"references\": {\"reference_data\": [{\"name\": \"https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements\", \"refsource\": \"MISC\", \"url\": \"https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements\"}, {\"name\": \"https://community.openvpn.net/openvpn/wiki/CVE-2022-0547\", \"refsource\": \"MISC\", \"url\": \"https://community.openvpn.net/openvpn/wiki/CVE-2022-0547\"}, {\"name\": \"https://openvpn.net/community-downloads/\", \"refsource\": \"MISC\", \"url\": \"https://openvpn.net/community-downloads/\"}, {\"name\": \"FEDORA-2022-7d46acce7c\", \"refsource\": \"FEDORA\", \"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/\"}, {\"name\": \"FEDORA-2022-cb4c1146dc\", \"refsource\": \"FEDORA\", \"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/\"}, {\"name\": \"[debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update\", \"refsource\": \"MLIST\", \"url\": \"https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html\"}]}}}, \"adp\": [{\"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T23:32:46.375Z\"}, \"title\": \"CVE Program Container\", \"references\": [{\"tags\": [\"x_refsource_MISC\", \"x_transferred\"], \"url\": \"https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements\"}, {\"tags\": [\"x_refsource_MISC\", \"x_transferred\"], \"url\": \"https://community.openvpn.net/openvpn/wiki/CVE-2022-0547\"}, {\"tags\": [\"x_refsource_MISC\", \"x_transferred\"], \"url\": \"https://openvpn.net/community-downloads/\"}, {\"name\": \"FEDORA-2022-7d46acce7c\", \"tags\": [\"vendor-advisory\", \"x_refsource_FEDORA\", \"x_transferred\"], \"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/\"}, {\"name\": \"FEDORA-2022-cb4c1146dc\", \"tags\": [\"vendor-advisory\", \"x_refsource_FEDORA\", \"x_transferred\"], \"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/\"}, {\"name\": \"[debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\", \"x_transferred\"], \"url\": \"https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html\"}]}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.8, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-0547\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-23T13:27:37.639278Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-23T14:34:53.181Z\"}}]}",
      "cveMetadata": "{\"assignerOrgId\": \"36a55730-e66d-4d39-8ca6-3c3b3017965e\", \"assignerShortName\": \"OpenVPN\", \"cveId\": \"CVE-2022-0547\", \"datePublished\": \"2022-03-18T18:00:20.000Z\", \"dateReserved\": \"2022-02-08T00:00:00.000Z\", \"dateUpdated\": \"2025-04-23T18:46:01.507Z\", \"state\": \"PUBLISHED\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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