CVE-2011-4684

critical

Description

Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."

References

https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-4602

http://www.opera.com/docs/changelogs/windows/1160/

http://www.opera.com/docs/changelogs/unix/1160/

http://www.opera.com/docs/changelogs/mac/1160/

Details

Source: Mitre, NVD

Published: 2011-12-07

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.05717