cve-2016-6329
Vulnerability from cvelistv5
Published
2017-01-31 22:00
Modified
2024-08-06 01:29
Severity ?
EPSS score ?
Summary
OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a "Sweet32" attack.
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-06T01:29:18.449Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://sweet32.info/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403" }, { "name": "1036695", "tags": [ "vdb-entry", "x_refsource_SECTRACK", "x_transferred" ], "url": "http://www.securitytracker.com/id/1036695" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482" }, { "name": "GLSA-201611-02", "tags": [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred" ], "url": "https://security.gentoo.org/glsa/201611-02" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://community.openvpn.net/openvpn/wiki/SWEET32" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697" }, { "name": "92631", "tags": [ "vdb-entry", "x_refsource_BID", "x_transferred" ], "url": "http://www.securityfocus.com/bid/92631" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "datePublic": "2016-08-24T00:00:00", "descriptions": [ { "lang": "en", "value": "OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a \"Sweet32\" attack." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2019-07-09T12:06:03", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://sweet32.info/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403" }, { "name": "1036695", "tags": [ "vdb-entry", "x_refsource_SECTRACK" ], "url": "http://www.securitytracker.com/id/1036695" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482" }, { "name": "GLSA-201611-02", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/201611-02" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://community.openvpn.net/openvpn/wiki/SWEET32" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697" }, { "name": "92631", "tags": [ "vdb-entry", "x_refsource_BID" ], "url": "http://www.securityfocus.com/bid/92631" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf" } ] } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2016-6329", "datePublished": "2017-01-31T22:00:00", "dateReserved": "2016-07-26T00:00:00", "dateUpdated": "2024-08-06T01:29:18.449Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "fkie_nvd": { "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*\", \"versionEndIncluding\": \"2.3.14\", \"matchCriteriaId\": \"2B92389B-7815-40EC-AA21-14154621BFAC\"}]}]}]", "descriptions": "[{\"lang\": \"en\", \"value\": \"OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a \\\"Sweet32\\\" attack.\"}, {\"lang\": \"es\", \"value\": \"OpenVPN, cuando utiliza un cifrado de bloques de 64 bits, facilita a atacantes remotos obtener datos de texto plano a trav\\u00e9s de un ataque birthday contra una sesi\\u00f3n encriptada de larga duraci\\u00f3n, como lo demuestra una sesi\\u00f3n HTTP-over-OpenVPN usando Blowfish en modo CBC, tambi\\u00e9n conocido como ataque \\\"Sweet32\\\".\"}]", "id": "CVE-2016-6329", "lastModified": "2024-11-21T02:55:54.787", "metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": 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\"https://security.gentoo.org/glsa/201611-02\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://sweet32.info/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Technical Description\", \"Third Party Advisory\"]}]", "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-200\"}, {\"lang\": \"en\", \"value\": \"CWE-310\"}]}]" }, "nvd": "{\"cve\":{\"id\":\"CVE-2016-6329\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2017-01-31T22:59:00.377\",\"lastModified\":\"2024-11-21T02:55:54.787\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as 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\\\"Sweet32\\\".\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"},{\"lang\":\"en\",\"value\":\"CWE-310\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.3.14\",\"matchCriteriaId\":\"2B92389B-7815-40EC-AA21-14154621BFAC\"}]}]}],\"references\":[{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Permissions Required\",\"Third Party Advisory\"]},{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=swg21991482\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=swg21995039\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/92631\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1036695\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://community.openvpn.net/openvpn/wiki/SWEET32\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201611-02\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://sweet32.info/\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Technical Description\",\"Third Party Advisory\"]},{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Permissions Required\",\"Third Party Advisory\"]},{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=swg21991482\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www-01.ibm.com/support/docview.wss?uid=swg21995039\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/92631\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1036695\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://community.openvpn.net/openvpn/wiki/SWEET32\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201611-02\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://sweet32.info/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Technical Description\",\"Third Party Advisory\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.