CVE-2016-6329
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.
Published at
2017-01-31T22:59Z
2642 days ago
Modified
2019-07-09T13:15Z
1754 days ago
CWE-310
Problem type
Impact
- CVSS v3 vector string
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Severity Score Vector
5.9CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NReferences
URL | Type |
---|---|
sweet32.info https://sweet32.info/ | MISC |
GLSA-201611-02 https://security.gentoo.org/glsa/201611-02 | GENTOO |
community.openvpn.net https://community.openvpn.net/openvpn/wiki/SWEET32 | CONFIRM |
www-01.ibm.com http://www-01.ibm.com/support/docview.wss?uid=swg21995039 | CONFIRM |
www-01.ibm.com http://www-01.ibm.com/support/docview.wss?uid=swg21991482 | CONFIRM |
www-01.ibm.com http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697 | CONFIRM |
1036695 http://www.securitytracker.com/id/1036695 | SECTRACK |
92631 http://www.securityfocus.com/bid/92631 | BID |
h20566.www2.hpe.com https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403 | CONFIRM |
cert-portal.siemens.com https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf | CONFIRM |
GET https://vulnerabilitydata.com/api/details/CVE-2016-6329
{ "id": "CVE-2016-6329", "published_date": "2017-01-31T22:59Z", "last_modified_date": "2019-07-09T13:15Z", "assigner": "secalert@redhat.com", "description": "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": [ { "url": "https://sweet32.info/", "name": "https://sweet32.info/", "refsource": "MISC", "tags": [ "Technical Description", "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201611-02", "name": "GLSA-201611-02", "refsource": "GENTOO", "tags": [ "Third Party Advisory" ] }, { "url": "https://community.openvpn.net/openvpn/wiki/SWEET32", "name": "https://community.openvpn.net/openvpn/wiki/SWEET32", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ] }, { "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039", "name": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ] }, { "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482", "name": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ] }, { "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697", "name": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697", "refsource": "CONFIRM", "tags": [ "Permissions Required", "Third Party Advisory" ] }, { "url": "http://www.securitytracker.com/id/1036695", "name": "1036695", "refsource": "SECTRACK", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securityfocus.com/bid/92631", "name": "92631", "refsource": "BID", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403", "name": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ] }, { "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf", "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf", "refsource": "CONFIRM", "tags": [] } ], "impact": { "baseMetricV3": { "cvssV3": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.2, "impactScore": 3.6 }, "baseMetricV2": { "cvssV2": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3 }, "severity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } }, "problem_type": "CWE-310" }