{"id":"CVE-2011-4619","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4619","generatedAt":"2026-10-27T17:57:58.870Z","title":"The Server Gated Cryptography (SGC) implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly handle handshake restarts, which allows remote attackers to cause a denial of service (CPU consumption) via unspecified vectors.","description":"The Server Gated Cryptography (SGC) implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly handle handshake restarts, which allows remote attackers to cause a denial of service (CPU consumption) via unspecified vectors.","published":"2012-01-06T01:55:01.000Z","lastModified":"2026-06-16T23:35:09.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":["CWE-399"],"affected":["openssl/openssl"],"epss":{"score":0.17839,"percentile":0.97151,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 17.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc","source":"secalert@redhat.com"},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041","source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=132750648501816&w=2","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=133728068926468&w=2","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=133951357207000&w=2","source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=134039053214295&w=2","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1306.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1307.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1308.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/48528","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/57353","source":"secalert@redhat.com"},{"url":"http://support.apple.com/kb/HT5784","source":"secalert@redhat.com"},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2012/dsa-2390","source":"secalert@redhat.com"},{"url":"http://www.kb.cert.org/vuls/id/737740","tags":["US Government Resource"],"source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:006","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:007","source":"secalert@redhat.com"},{"url":"http://www.openssl.org/news/secadv_20120104.txt","tags":["Vendor 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Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:006","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:007","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openssl.org/news/secadv_20120104.txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4619","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}