Opera Web Browser up to 11.01 on Windows opera: Scheme privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Opera Web Browser up to 11.01 on Windows. The impacted element is an unknown function of the component opera: Scheme Handler. Executing a manipulation can lead to privileges management. The identification of this vulnerability is CVE-2011-0450. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Opera Web Browser up to 11.01 on Windows (Web Browser). It has been declared as critical. This vulnerability affects an unknown functionality of the component opera: Scheme Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

The downloads manager in Opera before 11.01 on Windows does not properly determine the pathname of the filesystem-viewing application, which allows user-assisted remote attackers to execute arbitrary code via a crafted web site that hosts an executable file.

The weakness was shared 01/26/2011 by Jordi Chancel with Opera (Website). The advisory is shared for download at jvn.jp. This vulnerability was named CVE-2011-0450 since 01/14/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 51774 (Opera < 11.01 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118943 (Opera Web Browser Prior to 11.01 Multiple Vulnerabilities).

Upgrading to version 11.01 eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (51774), SecurityFocus (BID 45951†), OSVDB (70726†) and Secunia (SA43023†). The entries VDB-4263, VDB-4265, VDB-4267 and VDB-4266 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 51774
Nessus Name: Opera < 11.01 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 68952
OpenVAS Name: FreeBSD Ports: opera, opera-devel, linux-opera
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Web Browser 11.01

Timelineinfo

01/14/2011 🔍
01/21/2011 +7 days 🔍
01/26/2011 +5 days 🔍
01/27/2011 +1 days 🔍
01/27/2011 +0 days 🔍
01/31/2011 +4 days 🔍
02/02/2011 +2 days 🔍
02/14/2011 +11 days 🔍
03/18/2021 +3685 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: jvn.jp
Researcher: Jordi Chancel
Organization: Opera
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-0450 (🔍)
GCVE (CVE): GCVE-0-2011-0450
GCVE (VulDB): GCVE-100-4264

OVAL: 🔍

SecurityFocus: 45951 - Opera Web Browser 'Select' HTML Element Integer Overflow Vulnerability
Secunia: 43023 - Opera Multiple Vulnerabilities, Highly Critical
OSVDB: 70726 - Opera on Windows Downloads Manager Filesystem Viewing Application Pathname Verification Weakness Arbitrary Code Execution
Vupen: ADV-2011-0231

See also: 🔍

Entryinfo

Created: 02/14/2011 15:25
Updated: 03/18/2021 16:56
Changes: 02/14/2011 15:25 (73), 04/22/2019 10:52 (9), 03/18/2021 16:51 (7), 03/18/2021 16:56 (2)
Complete: 🔍
Cache ID: 216:9BE:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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