CVE-2016-8652

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.securityfocus.com/bid/94639", "name": "94639", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://www.openwall.com/lists/oss-security/2016/12/05/12", "name": "[oss-security] 20161205 Re: Important vulnerability in Dovecot (CVE-2016-8652)", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2016/12/02/4", "name": "[oss-security] 20161202 Important vulnerability in Dovecot (CVE-2016-8652)", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://dovecot.org/pipermail/dovecot-news/2016-December/000333.html", "name": "[dovecot-news] 20161203 v2.2.27 released", "tags": ["Release Notes", "Vendor Advisory"], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-20"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-8652", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}}, "publishedDate": "2017-02-17T02:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.2.27"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-02-22T19:11Z"}