{ "containers": { "cna": { "affected": [ { "product": "OpenSSL", "vendor": "OpenSSL", "versions": [ { "status": "affected", "version": "Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h)" }, { "status": "affected", "version": "Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2-1.0.2o)" } ] } ], "credits": [ { "lang": "en", "value": "Guido Vranken" } ], "datePublic": "2018-06-12T00:00:00", "descriptions": [ { "lang": "en", "value": "During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client to spend an unreasonably long period of time generating a key for this prime resulting in a hang until the client has finished. This could be exploited in a Denial Of Service attack. Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h). Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2-1.0.2o)." } ], "metrics": [ { "other": { "content": { "lang": "eng", "url": "https://www.openssl.org/policies/secpolicy.html#Low", "value": "Low" }, "type": "unknown" } } ], "problemTypes": [ { "descriptions": [ { "description": "Client side Denial of Service", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-06-08T11:06:25", "orgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5", "shortName": "openssl" }, "references": [ { "name": "[debian-lts-announce] 20180728 [SECURITY] [DLA 1449-1] openssl security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00043.html" }, { "name": "104442", "tags": [ "vdb-entry", "x_refsource_BID" ], "url": "http://www.securityfocus.com/bid/104442" }, { "name": "DSA-4355", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2018/dsa-4355" }, { "name": "RHSA-2018:2552", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2018:2552" }, { "name": "GLSA-201811-03", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/201811-03" }, { "name": "USN-3692-2", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/3692-2/" }, { "name": "RHSA-2018:2553", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2018:2553" }, { "name": "RHSA-2018:3505", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2018:3505" }, { "name": "USN-3692-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/3692-1/" }, { "name": "RHSA-2018:3221", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2018:3221" }, { "name": "DSA-4348", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2018/dsa-4348" }, { "name": "1041090", "tags": [ "vdb-entry", "x_refsource_SECTRACK" ], "url": "http://www.securitytracker.com/id/1041090" }, { "name": "RHSA-2019:1297", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2019:1297" }, { "name": "RHSA-2019:1296", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2019:1296" }, { "name": "RHSA-2019:1543", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2019:1543" }, { "name": "FEDORA-2019-db06efdea1", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/" }, { "name": "FEDORA-2019-00c25b9379", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/" }, { "name": "FEDORA-2019-9a0a7c0986", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpuapr2020.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpujan2021.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2018-14" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://securityadvisories.paloaltonetworks.com/Home/Detail/133" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2018-13" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2018-17" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2018-12" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20181105-0001/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=3984ef0b72831da8b3ece4745cac4f8575b19098" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.openssl.org/news/secadv/20180612.txt" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=ea7abeeabf92b7aca160bdd0208636d4da69f4f4" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20190118-0002/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-419820.pdf" } ], "title": "Client DoS due to large DH parameter", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "openssl-security@openssl.org", "DATE_PUBLIC": "2018-06-12", "ID": "CVE-2018-0732", "STATE": "PUBLIC", "TITLE": "Client DoS due to large DH parameter" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "OpenSSL", "version": { "version_data": [ { "version_value": "Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h)" }, { "version_value": "Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2-1.0.2o)" } ] } } ] }, "vendor_name": "OpenSSL" } ] } }, "credit": [ { "lang": "eng", "value": "Guido Vranken" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client to spend an unreasonably long period of time generating a key for this prime resulting in a hang until the client has finished. This could be exploited in a Denial Of Service attack. Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h). Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2-1.0.2o)." } ] }, "impact": [ { "lang": "eng", "url": "https://www.openssl.org/policies/secpolicy.html#Low", "value": "Low" } ], "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Client side Denial of Service" } ] } ] }, "references": { "reference_data": [ { "name": "[debian-lts-announce] 20180728 [SECURITY] [DLA 1449-1] openssl security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00043.html" }, { "name": "104442", "refsource": "BID", "url": "http://www.securityfocus.com/bid/104442" }, { "name": "DSA-4355", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2018/dsa-4355" }, { "name": "RHSA-2018:2552", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:2552" }, { "name": "GLSA-201811-03", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201811-03" }, { "name": "USN-3692-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3692-2/" }, { "name": "RHSA-2018:2553", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:2553" }, { "name": "RHSA-2018:3505", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3505" }, { "name": "USN-3692-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3692-1/" }, { "name": "RHSA-2018:3221", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3221" }, { "name": "DSA-4348", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2018/dsa-4348" }, { "name": "1041090", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1041090" }, { "name": "RHSA-2019:1297", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:1297" }, { "name": "RHSA-2019:1296", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:1296" }, { "name": "RHSA-2019:1543", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:1543" }, { 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"x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/" }, { "name": "FEDORA-2019-9a0a7c0986", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com/security-alerts/cpuapr2020.html" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html" }, { "tags": [ 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"x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20181105-0001/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=3984ef0b72831da8b3ece4745cac4f8575b19098" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://www.openssl.org/news/secadv/20180612.txt" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=ea7abeeabf92b7aca160bdd0208636d4da69f4f4" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20190118-0002/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-419820.pdf" } ] } ] }, "cveMetadata": { "assignerOrgId": 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