CVE-2017-3733

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{"affected": [{"affectedData": [{"product": "OpenSSL", "vendor": "OpenSSL", "versions": [{"status": "affected", "version": "openssl-1.1.0"}, {"status": "affected", "version": "openssl-1.1.0a"}, {"status": "affected", "version": "openssl-1.1.0b"}, {"status": "affected", "version": "openssl-1.1.0c"}, {"status": "affected", "version": "openssl-1.1.0d"}]}], "source": "openssl-security@openssl.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openssl:openssl:1.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "73104834-5810-48DD-9B97-549D223853F1", "vulnerable": true}, {"criteria": "cpe:2.3:a:openssl:openssl:1.1.0a:*:*:*:*:*:*:*", "matchCriteriaId": "C9D7A18A-116B-4F68-BEA3-A4E9DDDA55C6", "vulnerable": true}, {"criteria": "cpe:2.3:a:openssl:openssl:1.1.0b:*:*:*:*:*:*:*", "matchCriteriaId": "CFC70262-0DCD-4B46-9C96-FD18D0207511", "vulnerable": true}, {"criteria": "cpe:2.3:a:openssl:openssl:1.1.0c:*:*:*:*:*:*:*", "matchCriteriaId": "B2E07A34-08A0-4765-AF81-46A3BDC5648A", "vulnerable": true}, {"criteria": "cpe:2.3:a:openssl:openssl:1.1.0d:*:*:*:*:*:*:*", "matchCriteriaId": "83B0A3D8-60C7-4F42-9DD6-C535F983D98B", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:hp:operations_agent:11.14:*:*:*:*:*:*:*", "matchCriteriaId": "739CE0EF-9D08-4A26-A82A-A117DBBF0717", "vulnerable": true}, {"criteria": "cpe:2.3:a:hp:operations_agent:11.15:*:*:*:*:*:*:*", "matchCriteriaId": "3429CA31-3B98-4227-8FB5-A56CAFFD641E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected."}, {"lang": "es", "value": "Durante un protocolo de enlace de renegociaci\u00f3n, si la extensi\u00f3n Encrypt-Then-Mac es negociada cuando no estaba en el protocolo de enlace original (o viceversa), se podr\u00eda provocar el cierre inesperado de OpenSSL (dependiente de una suite de cifrado) en versiones 1.1.0 anteriores a la 1.1.0e. Tanto los clientes como los servidores se ven afectados."}], "id": "CVE-2017-3733", "lastModified": "2026-06-17T01:18:48.770", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-05-04T19:29:00.430", "references": [{"source": "openssl-security@openssl.org", "url": "http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html"}, {"source": "openssl-security@openssl.org", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"}, {"source": "openssl-security@openssl.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/96269"}, {"source": "openssl-security@openssl.org", "url": "http://www.securitytracker.com/id/1037846"}, {"source": "openssl-security@openssl.org", "url": "https://github.com/openssl/openssl/commit/4ad93618d26a3ea23d36ad5498ff4f59eff3a4d2"}, {"source": "openssl-security@openssl.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03728en_us"}, {"source": "openssl-security@openssl.org", "tags": ["Vendor Advisory"], "url": "https://www.openssl.org/news/secadv/20170216.txt"}, {"source": "openssl-security@openssl.org", "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/96269"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1037846"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/openssl/openssl/commit/4ad93618d26a3ea23d36ad5498ff4f59eff3a4d2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03728en_us"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.openssl.org/news/secadv/20170216.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"}], "sourceIdentifier": "openssl-security@openssl.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the OpenSSL project for reporting this issue. Upstream acknowledges Joe Orton (Red Hat) as the original reporter.", "bugzilla": {"description": "openssl: Encrypt-Then-Mac renegotiation crash", "id": "1421695", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1421695"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected.", "It was found that changing the ciphersuite during a renegotiation of the Encrypt-Then-Mac extension could result in a crash of the OpenSSL server or client."], "name": "CVE-2017-3733", "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": "Not affected", "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": "openssl", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "openssl098e", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "OVMF", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_linux:7::hypervisor", "fix_state": "Not affected", "package_name": "mingw-virt-viewer", "product_name": "Red Hat Enterprise Virtualization 3"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat JBoss Core Services"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:5", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat JBoss Enterprise Application Platform 5"}, {"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": "Not affected", "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": "Not affected", "package_name": "openssl", "product_name": "Red Hat JBoss Web Server 3"}], "public_date": "2017-02-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-3733\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-3733\nhttps://www.openssl.org/news/secadv/20170216.txt"], "threat_severity": "Important"}

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