CVE-2012-4142 : Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, ignores some characters in H

Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, ignores some characters in HTML documents in unspecified circumstances, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted document.

Published 2012-08-06 16:55:07

Updated 2012-08-07 04:00:00

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Exploit prediction scoring system (EPSS) score for CVE-2012-4142

EPSS FAQ

0.32%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 70 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2012-4142

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None

CWE ids for CVE-2012-4142

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-4142

Products affected by CVE-2012-4142

Opera » Opera Browser
Versions up to, including, (<=) 11.65
cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser
Versions up to, including, (<=) 12.00
cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:*
Matching versions
When used together with: Linux » Linux Kernel
When used together with: Microsoft » Windows
Opera » Opera Browser » Version: 10.10 Update Beta1
cpe:2.3:a:opera:opera_browser:10.10:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.50
cpe:2.3:a:opera:opera_browser:10.50:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.50 Update Beta1
cpe:2.3:a:opera:opera_browser:10.50:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.01
cpe:2.3:a:opera:opera_browser:10.01:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.10
cpe:2.3:a:opera:opera_browser:10.10:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.53 Update B
cpe:2.3:a:opera:opera_browser:10.53:b:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.00 Update Beta2
cpe:2.3:a:opera:opera_browser:10.00:beta2:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.00 Update Beta3
cpe:2.3:a:opera:opera_browser:10.00:beta3:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.52
cpe:2.3:a:opera:opera_browser:10.52:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.53
cpe:2.3:a:opera:opera_browser:10.53:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.00
cpe:2.3:a:opera:opera_browser:10.00:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.00 Update Beta1
cpe:2.3:a:opera:opera_browser:10.00:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.50 Update Beta2
cpe:2.3:a:opera:opera_browser:10.50:beta2:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.51
cpe:2.3:a:opera:opera_browser:10.51:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.52 Update Beta1
cpe:2.3:a:opera:opera_browser:10.52:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.52 Update Beta2
cpe:2.3:a:opera:opera_browser:10.52:beta2:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.11
cpe:2.3:a:opera:opera_browser:10.11:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.54
cpe:2.3:a:opera:opera_browser:10.54:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.60 Update Beta1
cpe:2.3:a:opera:opera_browser:10.60:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.61
cpe:2.3:a:opera:opera_browser:10.61:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.60
cpe:2.3:a:opera:opera_browser:10.60:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.63
cpe:2.3:a:opera:opera_browser:10.63:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.62
cpe:2.3:a:opera:opera_browser:10.62:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.00 Update Beta
cpe:2.3:a:opera:opera_browser:11.00:beta:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.00
cpe:2.3:a:opera:opera_browser:11.00:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.11
cpe:2.3:a:opera:opera_browser:11.11:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.10 Update Beta
cpe:2.3:a:opera:opera_browser:11.10:beta:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.10
cpe:2.3:a:opera:opera_browser:11.10:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.01
cpe:2.3:a:opera:opera_browser:11.01:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.50 Update Beta
cpe:2.3:a:opera:opera_browser:11.50:beta:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.50
cpe:2.3:a:opera:opera_browser:11.50:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.52
cpe:2.3:a:opera:opera_browser:11.52:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.51
cpe:2.3:a:opera:opera_browser:11.51:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.60 Update Beta
cpe:2.3:a:opera:opera_browser:11.60:beta:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 10.53 Update Beta1
cpe:2.3:a:opera:opera_browser:10.53:beta1:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.60
cpe:2.3:a:opera:opera_browser:11.60:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.61
cpe:2.3:a:opera:opera_browser:11.61:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.62
cpe:2.3:a:opera:opera_browser:11.62:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 11.64
cpe:2.3:a:opera:opera_browser:11.64:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 12.00 Update Beta
cpe:2.3:a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
Matching versions
When used together with: Linux » Linux Kernel
When used together with: Microsoft » Windows
Opera » Opera Browser » Version: 11.52.1100
cpe:2.3:a:opera:opera_browser:11.52.1100:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X
Opera » Opera Browser » Version: 12.00
cpe:2.3:a:opera:opera_browser:12.00:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Mac Os X

Vulnerability Details : CVE-2012-4142

Exploit prediction scoring system (EPSS) score for CVE-2012-4142

CVSS scores for CVE-2012-4142

CWE ids for CVE-2012-4142

References for CVE-2012-4142

Products affected by CVE-2012-4142