CVE-2013-1639

Summary

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.

Impact & exploitability

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Additional information

• NVD record
• http://www.opera.com/support/kb/view/1045/Advisory
• http://lists.opensuse.org/opensuse-updates/2013-02/msg00038.html
• http://www.opera.com/docs/changelogs/unified/1213/