{"id":"CVE-2011-2633","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2633","generatedAt":"2026-10-28T02:17:50.322Z","title":"Unspecified vulnerability in Opera before 11.11 allows remote attackers to cause a denial of service (application crash) via vectors involving a Certificate Revocation List (CRL) file, as demonstrated by the multicert-ca-02.crl file.","description":"Unspecified vulnerability in Opera before 11.11 allows remote attackers to cause a denial of service (application crash) via vectors involving a Certificate Revocation List (CRL) file, as demonstrated by the multicert-ca-02.crl file.","published":"2011-07-01T10:55:03.000Z","lastModified":"2026-06-16T23:31:42.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":[],"affected":["opera/opera browser"],"epss":{"score":0.01375,"percentile":0.71832,"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":"low","text":"Lower severity and a low EPSS score (1.38%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.opera.com/docs/changelogs/mac/1111/","source":"cve@mitre.org"},{"url":"http://www.opera.com/docs/changelogs/unix/1111/","source":"cve@mitre.org"},{"url":"http://www.opera.com/docs/changelogs/windows/1111/","source":"cve@mitre.org"},{"url":"http://www.opera.com/docs/changelogs/mac/1111/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.opera.com/docs/changelogs/unix/1111/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.opera.com/docs/changelogs/windows/1111/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2633","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."}