Mozilla Firefox/Thunderbird 14 DeleteNonTableElements resource management

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Mozilla Firefox and Thunderbird 14. Affected is the function nsHTMLEditRules::DeleteNonTableElements. This manipulation causes resource management. The identification of this vulnerability is CVE-2012-3958. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical was found in Mozilla Firefox and Thunderbird 14 (Web Browser). Affected by this vulnerability is the function nsHTMLEditRules::DeleteNonTableElements. 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 nsHTMLEditRules::DeleteNonTableElements function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

The weakness was shared 08/28/2012 by Abhishek Arya (Inferno) with Google Chrome Security Team as mfsa2012-58 as confirmed advisory (Website). The advisory is shared at mozilla.org. The vendor cooperated in the coordination of the public release. This vulnerability is known as CVE-2012-3958 since 07/11/2012. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a private exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/22/2024).

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 61721 (CentOS 5 / 6 : firefox (CESA-2012:1210)), 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 120453 (Red Hat Update for Xulrunner Firefox (RHSA-2012:1210)).

Upgrading to version 15 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 (61721), SecurityFocus (BID 55323†), OSVDB (84975†), Secunia (SA50088†) and SecurityTracker (ID 1027450†). The entries VDB-6036, VDB-6035, VDB-6039 and VDB-6040 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

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: 61721
Nessus Name: CentOS 5 / 6 : firefox (CESA-2012:1210)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71829
OpenVAS Name: FreeBSD Ports: firefox
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: Firefox/Thunderbird 15

Timelineinfo

07/11/2012 🔍
08/28/2012 +48 days 🔍
08/28/2012 +0 days 🔍
08/28/2012 +0 days 🔍
08/28/2012 +0 days 🔍
08/29/2012 +1 days 🔍
08/29/2012 +0 days 🔍
08/29/2012 +0 days 🔍
08/30/2012 +1 days 🔍
08/31/2012 +1 days 🔍
09/02/2012 +2 days 🔍
10/22/2024 +4432 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: mfsa2012-58
Researcher: Abhishek Arya (Inferno)
Organization: Google Chrome Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-3958 (🔍)
GCVE (CVE): GCVE-0-2012-3958
GCVE (VulDB): GCVE-100-6049

OVAL: 🔍

SecurityFocus: 55323 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-3958 Use-After-Free Memory Corruption Vulnerability
Secunia: 50088 - Mozilla Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 84975
SecurityTracker: 1027450 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code
Vulnerability Center: 36027 - Mozilla Firefox, Thunderbird, and SeaMonkey Remote Code Execution Vulnerability (CVE-2012-3958), Critical

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

Entryinfo

Created: 08/31/2012 15:17
Updated: 10/22/2024 00:53
Changes: 08/31/2012 15:17 (82), 01/31/2018 09:53 (11), 03/27/2021 15:48 (3), 10/22/2024 00:53 (15)
Complete: 🔍
Cache ID: 216:0F4:103

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

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