CVE-2013-1639

high

Description

Opera before 12.13 does not send CORS preflight requests in all required cases, which allows remote attackers to bypass a CSRF protection mechanism via a crafted web site that triggers a CORS request.

References

http://www.opera.com/support/kb/view/1045/

http://www.opera.com/docs/changelogs/unified/1213/

http://lists.opensuse.org/opensuse-updates/2013-02/msg00038.html

Details

Source: Mitre, NVD

Published: 2013-02-08

Updated: 2013-03-08

Risk Information

CVSS v2

Base Score: 6.8

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

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High