Opera Web Browser up to 7.19 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Opera Web Browser up to 7.19 and classified as problematic. The impacted element is an unknown function. Performing a manipulation results in denial of service. This vulnerability was named CVE-2011-0686. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Opera Web Browser up to 7.19 (Web Browser). It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Unspecified vulnerability in Opera before 11.01 allows remote attackers to cause a denial of service (application crash) via unknown content on a web page, as demonstrated by vkontakte.ru.

The weakness was presented 01/27/2011 (Website). It is possible to read the advisory at vupen.com. This vulnerability is uniquely identified as CVE-2011-0686. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 51928 (FreeBSD : opera -- multiple vulnerabilities (2eda0c54-34ab-11e0-8103-00215c6a37bb)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165185 (SUSE Security Update for Multiple Packages (SUSE-SR:2011:003)).

Upgrading to version 7.20 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 (51928), SecurityFocus (BID 46036†), OSVDB (70732†) and Vulnerability Center (SBV-29615†). See VDB-4267, VDB-4271, VDB-56096 and VDB-56095 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 51928
Nessus Name: FreeBSD : opera -- multiple vulnerabilities (2eda0c54-34ab-11e0-8103-00215c6a37bb)
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: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Web Browser 7.20

Timelineinfo

01/27/2011 🔍
01/27/2011 +0 days 🔍
01/27/2011 +0 days 🔍
01/31/2011 +3 days 🔍
01/31/2011 +0 days 🔍
01/31/2011 +0 days 🔍
02/02/2011 +2 days 🔍
02/08/2011 +5 days 🔍
03/20/2015 +1501 days 🔍
10/13/2021 +2399 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: vupen.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-0686 (🔍)
GCVE (CVE): GCVE-0-2011-0686
GCVE (VulDB): GCVE-100-56283

OVAL: 🔍

SecurityFocus: 46036 - Opera Web Browser Multiple Security Vulnerabilities
Secunia: 43023
OSVDB: 70732 - Opera Unspecified Web Page Content Remote DoS
Vulnerability Center: 29615 - Opera Before 11.01 Remote Denial of Service Vulnerability via Unknown Content on a Web Page, Medium

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 10/13/2021 14:30
Changes: 03/20/2015 16:16 (65), 03/15/2017 12:25 (8), 10/13/2021 14:28 (5), 10/13/2021 14:30 (1)
Complete: 🔍
Cache ID: 216:BBD:103

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