Opera Web Browser up to 3.61 missing encryption

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.

A vulnerability has been found in Opera Web Browser up to 3.61 (Web Browser) and classified as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a missing encryption vulnerability. The CWE definition for the vulnerability is CWE-311. The product does not encrypt sensitive or critical information before storage or transmission. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Opera before 12.15 has unknown impact and attack vectors, related to a "moderately severe issue."

The weakness was presented 04/19/2013 by Attila Suszter (Website). It is possible to read the advisory at opera.com. This vulnerability is known as CVE-2013-3211 since 04/19/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 65927 (Opera < 12.15 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 3.62 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (83215), Tenable (65927), SecurityFocus (BID 59317†) and Vulnerability Center (SBV-39267†).







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍



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

NVD Base Score: 🔍


Class: Missing encryption
CWE: CWE-311 / CWE-310

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 65927
Nessus Name: Opera < 12.15 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 903389
OpenVAS Name: Opera Multiple Vulnerabilities-01 May13 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Browser 3.62


04/04/2013 🔍
04/19/2013 +15 days 🔍
04/19/2013 +0 days 🔍
04/19/2013 +0 days 🔍
04/19/2013 +0 days 🔍
04/21/2013 +2 days 🔍
03/24/2015 +702 days 🔍
01/02/2022 +2476 days 🔍


Vendor: opera.com

Advisory: opera.com
Researcher: Attila Suszter
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-3211 (🔍)

X-Force: 83215
SecurityFocus: 59317 - Opera Web Browser Unspecified Security Vulnerability
Vulnerability Center: 39267 - Opera <12.15 Unspecified Vulnerability Related to a \, Medium


Created: 03/24/2015 03:54 PM
Updated: 01/02/2022 09:50 AM
Changes: 03/24/2015 03:54 PM (65), 04/27/2017 05:16 PM (6), 01/02/2022 09:50 AM (3)
Complete: 🔍
Cache ID: 44:B2D:40


No comments yet. Languages: en.

Please log in to comment.

Do you know our Splunk app?

Download it now for free!