{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-12-15T00:00:00", "descriptions": [{"lang": "en", "value": "Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-02-01T14:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "DSA-3747", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2016/dsa-3747"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.exim.org/static/doc/CVE-2016-9963.txt"}, {"name": "USN-3164-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "http://www.ubuntu.com/usn/USN-3164-1"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugs.exim.org/show_bug.cgi?id=1996"}, {"name": "1037484", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1037484"}, {"name": "94947", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/94947"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-9963", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "DSA-3747", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2016/dsa-3747"}, {"name": "http://www.exim.org/static/doc/CVE-2016-9963.txt", "refsource": "CONFIRM", "url": "http://www.exim.org/static/doc/CVE-2016-9963.txt"}, {"name": "USN-3164-1", "refsource": "UBUNTU", "url": "http://www.ubuntu.com/usn/USN-3164-1"}, {"name": "https://bugs.exim.org/show_bug.cgi?id=1996", "refsource": "CONFIRM", "url": "https://bugs.exim.org/show_bug.cgi?id=1996"}, {"name": "1037484", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1037484"}, {"name": "94947", "refsource": "BID", "url": "http://www.securityfocus.com/bid/94947"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T03:07:31.347Z"}, "title": "CVE Program Container", "references": [{"name": "DSA-3747", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2016/dsa-3747"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.exim.org/static/doc/CVE-2016-9963.txt"}, {"name": "USN-3164-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "http://www.ubuntu.com/usn/USN-3164-1"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.exim.org/show_bug.cgi?id=1996"}, {"name": "1037484", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1037484"}, {"name": "94947", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/94947"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2016-9963", "datePublished": "2017-02-01T15:00:00", "dateReserved": "2016-12-16T00:00:00", "dateUpdated": "2024-08-06T03:07:31.347Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*", "matchCriteriaId": "56A0CF3A-F573-436F-A6AB-707B3AC66F85", "versionEndIncluding": "4.87", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*", "matchCriteriaId": "1AFB20FA-CB00-4729-AB3A-816454C6D096", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages."}, {"lang": "es", "value": "Exim en versiones anteriores a 4.87.1 podr\u00edan permitir a atacantes remotos obtener la clave de firma DKIM privada a trav\u00e9s de vectores relacionados con archivos de registro y mensajes de devoluci\u00f3n."}], "id": "CVE-2016-9963", "lastModified": "2025-04-20T01:37:25.860", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-02-01T15:59:00.270", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2016/dsa-3747"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Vendor Advisory"], "url": "http://www.exim.org/static/doc/CVE-2016-9963.txt"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94947"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037484"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-3164-1"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugs.exim.org/show_bug.cgi?id=1996"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2016/dsa-3747"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "http://www.exim.org/static/doc/CVE-2016-9963.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94947"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037484"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-3164-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugs.exim.org/show_bug.cgi?id=1996"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-320"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "exim: Possible information disclosure to remote atacker", "id": "1405322", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1405322"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "status": "draft"}, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-200", "details": ["Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages.", "It was found that Exim leaked DKIM signing private keys to the \"mainlog\" log file. As a result, an attacker with access to system log files could potentially access these leaked DKIM private keys."], "name": "CVE-2016-9963", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "exim", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2016-12-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-9963\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-9963\nhttps://exim.org/static/doc/CVE-2016-9963.txt"], "statement": "This flaw does not affect the version of Exim shipped with Red Hat Enterprise Linux 5 because it is not built with DKIM (DomainKeys Identified Mail) support.", "threat_severity": "Moderate"}

{}