{"cve":"CVE-2014-0224","nvd":{"published":"2014-06-05T21:55:07.817","modified":"2026-06-17T00:02:33.540","status":"Modified","description":"OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h does not properly restrict processing of ChangeCipherSpec messages, which allows man-in-the-middle attackers to trigger use of a zero-length master key in certain OpenSSL-to-OpenSSL communications, and consequently hijack sessions or obtain sensitive information, via a crafted TLS handshake, aka the \"CCS Injection\" vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","score":7.4},"cwes":["CWE-326"],"references":["http://aix.software.ibm.com/aix/efixes/security/openssl_advisory9.asc","http://ccsinjection.lepidum.co.jp","http://dev.mysql.com/doc/relnotes/workbench/en/wb-news-6-1-7.html","http://esupport.trendmicro.com/solution/en-US/1103813.aspx","http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10629"],"products":["fedoraproject:fedora","filezilla-project:filezilla_server","mariadb:mariadb","nodejs:node.js","openssl:openssl","opensuse:opensuse","python:python","redhat:enterprise_linux","redhat:jboss_enterprise_application_platform","redhat:jboss_enterprise_web_platform","redhat:jboss_enterprise_web_server","redhat:storage","siemens:application_processing_engine_firmware","siemens:cp1543-1_firmware","siemens:rox_firmware","siemens:s7-1500_firmware"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-0224","score":0.95326,"percentile":0.99866,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}