CVE-2016-7056

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"dateUpdated": "2024-08-06T01:50:46.703Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

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"CVE-2016-7056", "lastModified": "2026-06-17T00:52:15.933", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, 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"2017-07-25T00:00:00Z"}, {"advisory": "RHSA-2017:1801", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat7-0:7.0.70-22.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-07-25T00:00:00Z"}, {"advisory": "RHSA-2017:1801", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat8-0:8.0.36-24.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-07-25T00:00:00Z"}, {"advisory": "RHSA-2017:1801", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat-native-0:1.2.8-10.redhat_10.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-07-25T00:00:00Z"}, {"advisory": "RHSA-2017:1415", "cpe": "cpe:/a:redhat:jboss_core_services:1", "product_name": "Text-Only JBCS", "release_date": "2017-06-07T00:00:00Z"}], "bugzilla": {"description": "openssl: ECDSA P-256 timing attack key recovery", "id": "1412120", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1412120"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-385", "details": ["A timing attack flaw was found in OpenSSL 1.0.1u and before that could allow a malicious user with local access to recover ECDSA P-256 private keys.", "A timing attack flaw was found in OpenSSL that could allow a malicious user with local access to recover ECDSA P-256 private keys."], "name": "CVE-2016-7056", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "openssl097a", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "openssl098e", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "openssl098e", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_linux:7::hypervisor", "fix_state": "Will not fix", "package_name": "mingw-virt-viewer", "product_name": "Red Hat Enterprise Virtualization 3"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:1", "fix_state": "Will not fix", "package_name": "openssl", "product_name": "Red Hat JBoss Enterprise Web Server 1"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Fix deferred", "package_name": "openssl", "product_name": "Red Hat JBoss Web Server 3"}], "public_date": "2017-01-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-7056\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-7056"], "statement": "In order to exploit this flaw, the attacker needs to be have local (shell) access to the machine where the message is being signed using the ECDSA algorithm with a P-256 elliptic curve key. Then using cache timing attacks (which needs precise timing), on multiple signature runs, the private key could be obtained. Based on the factor that exploitation is difficult, Red Hat Product Security Team has rated this flaw as having Moderate impact. A further security release may address this flaw.", "threat_severity": "Moderate"}

{}