Mozilla Firefox/Thunderbird 16.0.1/16.0.2 PrepareEditor resource management

CVSS Meta Temp Score
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Mozilla Firefox and Thunderbird 16.0.1/16.0.2. Affected is the function nsTextEditorState::PrepareEditor. This manipulation causes resource management. This vulnerability appears as CVE-2012-4214. The attack may be initiated remotely. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox and Thunderbird 16.0.1/16.0.2 (Web Browser). It has been declared as critical. Affected by this vulnerability is the function nsTextEditorState::PrepareEditor. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors, a different vulnerability than CVE-2012-5840.

The weakness was presented 11/20/2012 by Abhishek Arya (Inferno) with Google Chrome Security Team as MFSA 2012-105 as confirmed advisory (Website). The advisory is shared at mozilla.org. The public release was coordinated in cooperation with Mozilla. This vulnerability is known as CVE-2012-4214 since 08/08/2012. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a private exploit are known.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 63005 (CentOS 5 / 6 : firefox (CESA-2012:1482)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS 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 mozilla.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (80187), Tenable (63005), SecurityFocus (BID 56628†), OSVDB (87583†) and Secunia (SA51358†). Additional details are provided at bugzilla.mozilla.org. See VDB-6971, VDB-6972, VDB-6974 and VDB-6975 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.1

VulDB Base Score: 9.0
VulDB Temp Score: 8.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 63005
Nessus Name: CentOS 5 / 6 : firefox (CESA-2012:1482)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 72599
OpenVAS Name: FreeBSD Ports: firefox
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Firefox/Thunderbird 17.0

Timelineinfo

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 🔍
11/21/2012 +0 days 🔍
11/23/2012 +2 days 🔍
11/25/2012 +2 days 🔍
10/22/2024 +4349 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2012-105
Researcher: Abhishek Arya (Inferno)
Organization: Google Chrome Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-4214 (🔍)
GCVE (CVE): GCVE-0-2012-4214
GCVE (VulDB): GCVE-100-6973

OVAL: 🔍

X-Force: 80187 - Mozilla Firefox, Thunderbird, and SeaMonkey nsTextEditorState::PrepareEditor() code execution, High Risk
SecurityFocus: 56628 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-4214 Use After Free Memory Corruption Vulnerability
Secunia: 51358 - Mozilla Firefox / Thunderbird Multiple Vulnerabilities, Highly Critical
OSVDB: 87583
SecurityTracker: 1027791 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code and Conduct Cross-Site Scripting Attacks
Vulnerability Center: 37367 - Mozilla Firefox, Thunderbird and SeaMonkey Arbitrary Code Execution Vulnerability - CVE-2012-4214, Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/23/2012 12:12
Updated: 10/22/2024 03:51
Changes: 11/23/2012 12:12 (60), 01/31/2018 09:53 (41), 04/19/2021 12:47 (3), 10/22/2024 03:51 (17)
Complete: 🔍
Cache ID: 216:550:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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