{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-09-22T21:14:03.435","vulnerabilities":[{"cve":{"id":"CVE-2018-0739","sourceIdentifier":"openssl-security@openssl.org","published":"2018-03-27T21:29:00.673","lastModified":"2026-06-17T01:31:33.610","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Constructed ASN.1 types with a recursive definition (such as can be found in PKCS7) could eventually exceed the stack given malicious input with excessive recursion. This could result in a Denial Of Service attack. There are no such structures used within SSL/TLS that come from untrusted sources so this is considered safe. Fixed in OpenSSL 1.1.0h (Affected 1.1.0-1.1.0g). Fixed in OpenSSL 1.0.2o (Affected 1.0.2b-1.0.2n)."},{"lang":"es","value":"Los tipos constructed ASN.1 con una definición recursiva (como la que podemos encontrar en PKCS7) podrían acabar excediendo la pila debido a entradas maliciosas con recursión excesiva. Esto podría dar como resultado un ataque de denegación de servicio (DoS). No hay estructuras de este tipo empleadas en SSL/TLS que provengan de fuentes no fiables, por lo que se consideran seguras. Solucionado en OpenSSL 1.1.0h (versiones 1.1.0-1.1.0g afectadas). Solucionado en OpenSSL 1.0.2o (versiones 1.0.2b-1.0.2n afectadas)."}],"affected":[{"source":"openssl-security@openssl.org","affectedData":[{"vendor":"OpenSSL","product":"OpenSSL","versions":[{"version":"Fixed in OpenSSL 1.1.0h (Affected 1.1.0-1.1.0g)","status":"affected"},{"version":"Fixed in OpenSSL 1.0.2o (Affected 1.0.2b-1.0.2n)","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-674"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.2b","versionEndIncluding":"1.0.2n","matchCriteriaId":"FFF63A06-9A8B-4280-A52D-4280136908CB"},{"vulnerable":true,"criteria":"cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*","versionStartIncluding":"1.1.0","versionEndIncluding":"1.1.0g","matchCriteriaId":"322768B5-2E14-40B9-A784-8981F4376E13"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"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:17.10:*:*:*:*:*:*:*","matchCriteriaId":"9070C9D8-A14A-467F-8253-33B966C16886"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","matchCriteriaId":"16F59A04-14CF-49E2-9973-645477EA09DA"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"DEECE5FC-CACF-4496-A3E7-164736409252"}]}]}],"references":[{"url":"http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html","source":"openssl-security@openssl.org","tags":["Patch","Third Party Advisory"]},{"url":"http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html","source":"openssl-security@openssl.org"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"openssl-security@openssl.org"},{"url":"http://www.securityfocus.com/bid/103518","source":"openssl-security@openssl.org","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/105609","source":"openssl-security@openssl.org"},{"url":"http://www.securitytracker.com/id/1040576","source":"openssl-security@openssl.org","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3090","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:3221","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:3505","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:0366","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:0367","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:1711","source":"openssl-security@openssl.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:1712","source":"openssl-security@openssl.org"},{"url":"https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33","source":"openssl-security@openssl.org"},{"url":"https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=9310d45087ae546e27e61ddf8f6367f29848220d","source":"openssl-security@openssl.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00033.html","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/","source":"openssl-security@openssl.org"},{"url":"https://security.gentoo.org/glsa/201811-21","source":"openssl-security@openssl.org"},{"url":"https://security.gentoo.org/glsa/202007-53","source":"openssl-security@openssl.org"},{"url":"https://security.netapp.com/advisory/ntap-20180330-0002/","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20180726-0002/","source":"openssl-security@openssl.org"},{"url":"https://securityadvisories.paloaltonetworks.com/Home/Detail/133","source":"openssl-security@openssl.org"},{"url":"https://usn.ubuntu.com/3611-1/","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://usn.ubuntu.com/3611-2/","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2018/dsa-4157","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2018/dsa-4158","source":"openssl-security@openssl.org","tags":["Third Party Advisory"]},{"url":"https://www.openssl.org/news/secadv/20180327.txt","source":"openssl-security@openssl.org","tags":["Vendor Advisory"]},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","source":"openssl-security@openssl.org"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","source":"openssl-security@openssl.org"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html","source":"openssl-security@openssl.org"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html","source":"openssl-security@openssl.org"},{"url":"https://www.tenable.com/security/tns-2018-04","source":"openssl-security@openssl.org"},{"url":"https://www.tenable.com/security/tns-2018-06","source":"openssl-security@openssl.org"},{"url":"https://www.tenable.com/security/tns-2018-07","source":"openssl-security@openssl.org"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/103518","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/105609","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1040576","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3090","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:3221","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:3505","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:0366","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:0367","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:1711","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:1712","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=9310d45087ae546e27e61ddf8f6367f29848220d","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00033.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201811-21","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202007-53","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20180330-0002/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20180726-0002/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://securityadvisories.paloaltonetworks.com/Home/Detail/133","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3611-1/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://usn.ubuntu.com/3611-2/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2018/dsa-4157","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2018/dsa-4158","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.openssl.org/news/secadv/20180327.txt","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2018-04","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2018-06","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2018-07","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}