CVE-2017-7502

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{"affected": [{"affectedData": [{"product": "nss", "vendor": "NSS project", "versions": [{"status": "affected", "version": "since 3.24.0"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:network_security_services:3.24.0:*:*:*:*:*:*:*", "matchCriteriaId": "630172B3-35C0-4F6F-9314-B373479B5031", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.25.0:*:*:*:*:*:*:*", "matchCriteriaId": "1B57208D-8174-44B9-853C-4F7F2421AF05", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.25.1:*:*:*:*:*:*:*", "matchCriteriaId": "A628134E-1542-4A48-8615-7A0162598720", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.26.0:*:*:*:*:*:*:*", "matchCriteriaId": "76D03667-90A8-4277-8C5E-E2601EF6DAA4", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.26.2:*:*:*:*:*:*:*", "matchCriteriaId": "F15238C6-62BA-40F8-9362-F0B7FAF38915", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.27.0:*:*:*:*:*:*:*", "matchCriteriaId": "1FDD2D7F-CB2A-47EF-886C-BA243E332C97", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.27.1:*:*:*:*:*:*:*", "matchCriteriaId": "04F1B087-FE60-4B95-9BCF-F5BAA8CEE3A4", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.27.2:*:*:*:*:*:*:*", "matchCriteriaId": "5404F24C-F227-4F93-9036-D809CF29B6F5", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.28.0:*:*:*:*:*:*:*", "matchCriteriaId": "199BCC71-C530-4BB7-9E25-C1119A6E5F51", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.28.1:*:*:*:*:*:*:*", "matchCriteriaId": "0EF88310-4B46-497F-9519-A1FFFF31D6A9", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.28.2:*:*:*:*:*:*:*", "matchCriteriaId": "D1133B63-F6A0-4A56-B544-828B751D728A", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.28.3:*:*:*:*:*:*:*", "matchCriteriaId": "C92CFFB1-A4E0-49C2-84F4-784E10E5EBEB", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.29.0:*:*:*:*:*:*:*", "matchCriteriaId": "A539983F-E03E-44F7-92FE-5D18ACEB9872", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.29.1:*:*:*:*:*:*:*", "matchCriteriaId": "3C2C10A9-B0C5-41CF-98A2-C127E98F8CC2", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.29.2:*:*:*:*:*:*:*", "matchCriteriaId": "DAB24400-3E42-45B3-AC58-62638E419141", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.29.3:*:*:*:*:*:*:*", "matchCriteriaId": "54E14F84-F751-455E-ADE8-BDABD146B31A", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.30.0:*:*:*:*:*:*:*", "matchCriteriaId": "A69F1814-1D94-47AB-AD50-2B1F042DCA0A", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:network_security_services:3.30.1:*:*:*:*:*:*:*", "matchCriteriaId": "175E697B-FC1D-483B-9235-9162534FB093", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Null pointer dereference vulnerability in NSS since 3.24.0 was found when server receives empty SSLv2 messages resulting into denial of service by remote attacker."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad de desreferencia de puntero NULL en NSS desde la versi\u00f3n 3.24.0 en la que el servidor recibe mensajes SSLv2 vac\u00edos, lo que da lugar a una denegaci\u00f3n de servicio (DoS) por parte de atacantes remotos."}], "id": "CVE-2017-7502", "lastModified": "2026-06-17T01:24:28.730", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "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": "2017-05-30T18:29:00.237", "references": [{"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2017/dsa-3872"}, {"source": "secalert@redhat.com", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98744"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id/1038579"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:1364"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:1365"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:1567"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:1712"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "https://hg.mozilla.org/projects/nss/rev/55ea60effd0d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2017/dsa-3872"}, {"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/98744"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1038579"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:1364"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:1365"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:1567"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:1712"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://hg.mozilla.org/projects/nss/rev/55ea60effd0d"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2017:1567", "cpe": "cpe:/a:redhat:container_development_kit:3.0", "product_name": "Red Hat Container Development Kit 3.0", "release_date": "2017-06-21T00:00:00Z"}, {"advisory": "RHSA-2017:1364", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "nss-0:3.28.4-3.el6_9", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-05-30T00:00:00Z"}, {"advisory": "RHSA-2017:1365", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "nss-0:3.28.4-1.2.el7_3", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-05-30T00:00:00Z"}], "bugzilla": {"description": "nss: Null pointer dereference when handling empty SSLv2 messages", "id": "1446631", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1446631"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-476", "details": ["Null pointer dereference vulnerability in NSS since 3.24.0 was found when server receives empty SSLv2 messages resulting into denial of service by remote attacker.", "A null pointer dereference flaw was found in the way NSS handled empty SSLv2 messages. An attacker could use this flaw to crash a server application compiled against the NSS library."], "name": "CVE-2017-7502", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "nss", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2017-05-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-7502\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7502"], "threat_severity": "Important"}

{}