Opera Web Browser up to 7.19 input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Opera Web Browser up to 7.19 and classified as problematic. This affects an unknown function. Executing a manipulation can lead to input validation. The identification of this vulnerability is CVE-2011-0687. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Opera Web Browser up to 7.19 (Web Browser). It has been declared as problematic. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

Opera before 11.01 does not properly implement Wireless Application Protocol (WAP) dropdown lists, which allows user-assisted remote attackers to cause a denial of service (application crash) via a crafted WAP document.

The weakness was shared 01/27/2011 (Website). The advisory is shared for download at vupen.com. This vulnerability was named CVE-2011-0687. 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 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 (70733†) and Vulnerability Center (SBV-29616†). The entries VDB-4267, VDB-4271, VDB-56096 and VDB-56095 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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-2011-0687 (🔍)
GCVE (CVE): GCVE-0-2011-0687
GCVE (VulDB): GCVE-100-56284

OVAL: 🔍

SecurityFocus: 46036 - Opera Web Browser Multiple Security Vulnerabilities
Secunia: 43023
OSVDB: 70733 - Opera WAP Dropdown List Crafted WAP Document DoS
Vulnerability Center: 29616 - Opera Before 11.01 Remote Denial of Service Vulnerability via a Crafted WAP Document, Medium

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 10/13/2021 14:32
Changes: 03/20/2015 16:16 (65), 03/15/2017 12:26 (8), 10/13/2021 14:31 (5), 10/13/2021 14:32 (1)
Complete: 🔍
Cache ID: 216:0C2:103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!