Vulnerability Name:

CVE-2012-4142 (CCN-77762)

Assigned:2012-08-02
Published:2012-08-02
Updated:2012-08-07
Summary: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.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2012-4142

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/mac/1166/

Source: CCN
Type: Opera Software Web Site
Opera 12.01 for Mac changelog

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/mac/1201/

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/unix/1201/

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/windows/1201/

Source: CONFIRM
Type: Vendor Advisory
http://www.opera.com/support/kb/view/1026/

Source: CCN
Type: OSVDB ID: 84449
Opera HTML Character Handling XSS Protection Bypass

Source: XF
Type: UNKNOWN
opera-html-docs-xss(77762)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opera:opera_browser:*:*:*:*:*:*:*:* (Version <= 12.00)
  • OR cpe:/a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
  • AND
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:*:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:opera:opera_browser:10.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:beta3:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.10:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.11:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.51:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:b:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.54:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.60:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.60:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.61:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.62:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.63:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.00:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.10:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.11:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.50:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.50:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.51:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.52:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.52.1100:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.60:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.60:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.61:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.62:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.64:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:*:*:*:*:*:*:*:* (Version <= 11.65)
  • OR cpe:/a:opera:opera_browser:12.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
  • AND
  • cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:opera:opera_browser:10.00:beta3:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:b:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.51:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.50:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.10:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.00:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.60:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.52:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.11:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.54:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.60:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.61:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.62:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.63:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.00:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.11:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.50:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.52:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.51:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.60:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.10:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.50:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.60:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.61:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.62:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:10.53:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.64:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.65:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:12.00:beta:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:12.00:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:11.52.1100:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:19822
    V
    		Vulnerability makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks in Opera before 12.01
    2014-01-13
    BACK
    opera opera browser *
    opera opera browser 12.00 beta
    linux linux kernel *
    microsoft windows *
    opera opera browser 10.00
    opera opera browser 10.00 beta1
    opera opera browser 10.00 beta2
    opera opera browser 10.00 beta3
    opera opera browser 10.01
    opera opera browser 10.10
    opera opera browser 10.10 beta1
    opera opera browser 10.11
    opera opera browser 10.50
    opera opera browser 10.50 beta1
    opera opera browser 10.50 beta2
    opera opera browser 10.51
    opera opera browser 10.52
    opera opera browser 10.52 beta1
    opera opera browser 10.52 beta2
    opera opera browser 10.53
    opera opera browser 10.53 b
    opera opera browser 10.53 beta1
    opera opera browser 10.54
    opera opera browser 10.60
    opera opera browser 10.60 beta1
    opera opera browser 10.61
    opera opera browser 10.62
    opera opera browser 10.63
    opera opera browser 11.00
    opera opera browser 11.00 beta
    opera opera browser 11.01
    opera opera browser 11.10
    opera opera browser 11.10 beta
    opera opera browser 11.11
    opera opera browser 11.50
    opera opera browser 11.50 beta
    opera opera browser 11.51
    opera opera browser 11.52
    opera opera browser 11.52.1100
    opera opera browser 11.60
    opera opera browser 11.60 beta
    opera opera browser 11.61
    opera opera browser 11.62
    opera opera browser 11.64
    opera opera browser *
    opera opera browser 12.00
    opera opera browser 12.00 beta
    apple mac os x *
    opera opera browser 10.00 beta3
    opera opera browser 10.01
    opera opera browser 10.00
    opera opera browser 10.10
    opera opera browser 10.50
    opera opera browser 10.52
    opera opera browser 10.53
    opera opera browser 10.53 b
    opera opera browser 10.51
    opera opera browser 10.50 beta2
    opera opera browser 10.50 beta1
    opera opera browser 10.10 beta1
    opera opera browser 10.00 beta2
    opera opera browser 10.00 beta1
    opera opera browser 10.60 beta1
    opera opera browser 10.52 beta2
    opera opera browser 10.52 beta1
    opera opera browser 10.11
    opera opera browser 10.54
    opera opera browser 10.60
    opera opera browser 10.61
    opera opera browser 10.62
    opera opera browser 10.63
    opera opera browser 11.00 beta
    opera opera browser 11.01
    opera opera browser 11.00
    opera opera browser 11.10
    opera opera browser 11.11
    opera opera browser 11.50
    opera opera browser 11.52
    opera opera browser 11.51
    opera opera browser 11.60
    opera opera browser 11.10 beta
    opera opera browser 11.50 beta
    opera opera browser 11.60 beta
    opera opera browser 11.61
    opera opera browser 11.62
    opera opera browser 10.53 beta1
    opera opera browser 11.64
    opera opera browser 11.65
    opera opera browser 12.00 beta
    opera opera browser 12.00
    opera opera browser 11.52.1100