Opera Web Browser up to 12.00 DOM Element cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in Opera Web Browser and classified as problematic. This issue affects some unknown processing of the component DOM Element Handler. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2012-4144. The attack can be initiated remotely. Additionally, an exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Opera Web Browser (Web Browser). It has been declared as problematic. Affected by this vulnerability is an unknown part of the component DOM Element Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, does not properly escape characters in DOM elements, which makes it easier for remote attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted HTML document.

The weakness was released 08/02/2012 by Andrey Stroganov as 1025 as confirmed knowledge base article (Website). It is possible to read the advisory at opera.com. The public release was coordinated with Opera. This vulnerability is known as CVE-2012-4144 since 08/06/2012. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a private exploit is available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 62301 (GLSA-201209-11 : Opera: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Upgrading to version 12.01 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (62301), OSVDB (84450†), Secunia (SA50044†), SecurityTracker (ID 1027337†) and Vulnerability Center (SBV-35842†). Entries connected to this vulnerability are available at VDB-5908, VDB-5909, VDB-5910 and VDB-61946. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62301
Nessus Name: GLSA-201209-11 : Opera: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803002
OpenVAS Name: Opera Multiple Vulnerabilities - August12 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Web Browser 12.01

Timelineinfo

06/08/2012 🔍
08/02/2012 +55 days 🔍
08/02/2012 +0 days 🔍
08/02/2012 +0 days 🔍
08/02/2012 +0 days 🔍
08/03/2012 +1 days 🔍
08/06/2012 +3 days 🔍
08/06/2012 +0 days 🔍
08/13/2012 +7 days 🔍
08/14/2012 +1 days 🔍
03/27/2021 +3147 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: 1025
Researcher: Andrey Stroganov
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-4144 (🔍)
GCVE (CVE): GCVE-0-2012-4144
GCVE (VulDB): GCVE-100-5911

OVAL: 🔍

Secunia: 50044 - Opera Multiple Vulnerabilities, Moderately Critical
OSVDB: 84450
SecurityTracker: 1027337 - Opera URL Bug Lets Remote Users Execute Arbitrary Code and Other Bugs Permit Cross-Site Scripting Attacks
Vulnerability Center: 35842 - Opera Before 12.01 DOM Elements Remote XSS Vulnerability (CVE-2012-4144), Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/13/2012 12:55
Updated: 03/27/2021 09:40
Changes: 08/13/2012 12:55 (74), 04/22/2019 10:45 (10), 03/27/2021 09:40 (2)
Complete: 🔍
Cache ID: 216:901:103

Be aware that VulDB is the high quality source for vulnerability data.

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