Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2013-1639

Severity CVSS v4.0:
Pending analysis
Type:
CWE-352 Cross-Site Request Forgery (CSRF)
Publication date:
08/02/2013
Last modified:
11/04/2025

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.

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
6.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:* 12.12 (including)
cpe:2.3:a:opera:opera_browser:12.00:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
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:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:12.10:beta:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:12.11:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools