Opera Web Browser prior 9.0 SSL Certificate authentication spoofing

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.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Opera Web Browser. It has been classified as critical. Impacted is an unknown function of the component SSL Certificate. Performing a manipulation results in authentication spoofing. This vulnerability was named CVE-2006-3331. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Opera Web Browser (Web Browser). This affects an unknown code block of the component SSL Certificate. The manipulation with an unknown input leads to a authentication spoofing vulnerability. CWE is classifying the issue as CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. This is going to have an impact on integrity. The summary by CVE is:

Opera before 9.0 does not reset the SSL security bar after displaying a download dialog from an SSL-enabled website, which allows remote attackers to spoof a trusted SSL certificate from an untrusted website and facilitates phishing attacks.

The bug was discovered 06/28/2006. The weakness was presented 06/30/2006 by Jakob Balle with Secunia Research (Website). The advisory is shared at secunia.com. This vulnerability is uniquely identified as CVE-2006-3331 since 06/30/2006. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 21786 (Opera < 9.00 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165136 (SUSE Security Update for Opera (SUSE-SA:2006:038)).

Upgrading to version 9.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (27449), Tenable (21786), SecurityFocus (BID 18692†), OSVDB (26960†) and Secunia (SA19480†). See VDB-2337 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 21786
Nessus Name: Opera < 9.00 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Browser 9.0

Timelineinfo

06/28/2006 🔍
06/28/2006 +0 days 🔍
06/28/2006 +0 days 🔍
06/29/2006 +1 days 🔍
06/30/2006 +1 days 🔍
06/30/2006 +0 days 🔍
06/30/2006 +0 days 🔍
06/30/2006 +0 days 🔍
06/30/2006 +0 days 🔍
07/03/2006 +3 days 🔍
03/12/2015 +3174 days 🔍
06/22/2019 +1563 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: secunia.com⛔
Researcher: Jakob Balle
Organization: Secunia Research
Status: Confirmed

CVE: CVE-2006-3331 (🔍)
GCVE (CVE): GCVE-0-2006-3331
GCVE (VulDB): GCVE-100-31113
X-Force: 27449
SecurityFocus: 18692 - Opera SSL Certificate Spoofing Weakness
Secunia: 19480 - Opera SSL Certificate "Stealing" Weakness, Not Critical
OSVDB: 26960 - Opera - SSL Certificate Spoofing Weakness
SecurityTracker: 1016406
Vulnerability Center: 12163 - Opera SSL Certificate Spoofing, Medium
Vupen: ADV-2006-2571

See also: 🔍

Entryinfo

Created: 03/12/2015 14:25
Updated: 06/22/2019 08:16
Changes: 03/12/2015 14:25 (81), 06/22/2019 08:16 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!