Mozilla Firefox/Thunderbird 16.0.1/16.0.2 Sandbox evalInSandbox location.href config

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 classified as problematic has been found in Mozilla Firefox and Thunderbird 16.0.1/16.0.2 (Web Browser). Affected is the function evalInSandbox of the component Sandbox. The manipulation of the argument location.href with an unknown input leads to a config vulnerability. CWE is classifying the issue as CWE-16. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 11/20/2012 by moz_bug_r_a4 with Mozilla Corporation as MFSA 2012-93 as confirmed advisory (Website). The advisory is shared for download at The vendor cooperated in the coordination of the public release. This vulnerability is traded as CVE-2012-4201 since 08/08/2012. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details and a private exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.004.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 74824 (openSUSE Security Update : MozillaFirefox (openSUSE-SU-2012:1583-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120702 (Red Hat Update for Xulrunner Firefox (RHSA-2012:1482)).

Upgrading to version 17.0 eliminates this vulnerability. The upgrade is hosted for download at A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (80171) and Tenable (74824). Further details are available at The entries 6971, 6972, 6973 and 6974 are related to this item.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍



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

NVD Base Score: 🔍


Class: Config
ATT&CK: T1592.004

Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 74824
Nessus Name: openSUSE Security Update : MozillaFirefox (openSUSE-SU-2012:1583-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892583
OpenVAS Name: Debian Security Advisory DSA 2583-1 (iceweasel - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

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

Upgrade: Firefox/Thunderbird 17.0


08/08/2012 🔍
11/20/2012 +104 days 🔍
11/20/2012 +0 days 🔍
11/20/2012 +0 days 🔍
11/20/2012 +0 days 🔍
11/21/2012 +1 days 🔍
11/21/2012 +0 days 🔍
11/21/2012 +0 days 🔍
11/22/2012 +1 days 🔍
11/23/2012 +1 days 🔍
06/13/2014 +567 days 🔍
04/19/2021 +2502 days 🔍



Advisory: MFSA 2012-93
Researcher: moz_bug_r_a4
Organization: Mozilla Corporation
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-4201 (🔍)

X-Force: 80171
SecurityTracker: 1027791 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code and Conduct Cross-Site Scripting Attacks
Vulnerability Center: 37362 - Mozilla Firefox, Thunderbird and SeaMonkey Cross-Site Scripting and File Read - CVE-2012-4201, Medium
SecurityFocus: 56618 - Mozilla Firefox, SeaMonkey, and Thunderbird CVE-2012-4201 Cross Site Scripting Vulnerability
Secunia: 51358 - Mozilla Firefox / Thunderbird Multiple Vulnerabilities, Highly Critical
OSVDB: 87594

scip Labs:
Misc.: 🔍
See also: 🔍


Created: 11/23/2012 01:36 PM
Updated: 04/19/2021 01:26 PM
Changes: 11/23/2012 01:36 PM (94), 01/31/2018 09:53 AM (5), 04/19/2021 01:26 PM (3)
Complete: 🔍


No comments yet. Languages: en.

Please log in to comment.

Interested in the pricing of exploits?

See the underground prices here!