Vulnerability Details : CVE-2013-1639
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.
Vulnerability category: Cross-site request forgery (CSRF)
Exploit prediction scoring system (EPSS) score for CVE-2013-1639
Probability of exploitation activity in the next 30 days: 0.16%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 52 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2013-1639
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2013-1639
-
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-1639
-
http://www.opera.com/support/kb/view/1045/
Welcome - Opera Security CornerVendor Advisory
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http://www.opera.com/docs/changelogs/unified/1213/
How can we help you? - Opera Help
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http://lists.opensuse.org/opensuse-updates/2013-02/msg00038.html
openSUSE-SU-2013:0289-1: moderate: Opera update to 12.14 version
Products affected by CVE-2013-1639
- cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.00:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.01:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.02:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.10:beta:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.10:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:12.11:*:*:*:*:*:*:*