Mozilla Firefox up to 11.0 jsval.h js::array_shift memory corruption

CVSS Meta Temp Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Mozilla Firefox up to 11.0. Impacted is the function js::array_shift of the file jsval.h. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2012-0468. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 11.0 (Web Browser). It has been classified as critical. This affects the function js::array_shift of the file jsval.h. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The browser engine in Mozilla Firefox 4.x through 11.0, Thunderbird 5.0 through 11.0, and SeaMonkey before 2.9 allows remote attackers to cause a denial of service (assertion failure and memory corruption) or possibly execute arbitrary code via vectors related to jsval.h and the js::array_shift function.

The weakness was disclosed 04/24/2012 by Christian Holler with Mozilla as MFSA 2012-20 as not defined knowledge base article (Website). It is possible to read the advisory at mozilla.org. The public release has been coordinated in cooperation with Mozilla. This vulnerability is uniquely identified as CVE-2012-0468 since 01/09/2012. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a private exploit are known.

A private exploit has been developed by Mozilla. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 831630 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120189 (Red Hat Update for Xulrunner Firefox (RHSA-2012:0515)).

Upgrading to version 12.0 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 (831630), SecurityFocus (BID 53221†), OSVDB (81514†), Secunia (SA48932†) and Vulnerability Center (SBV-34954†). The entries VDB-5005, VDB-5301, VDB-5302 and VDB-5303 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.1
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 831630
Nessus File: 🔍
Nessus Risk: 🔍

OpenVAS ID: 71269
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 12.0

Timelineinfo

01/09/2012 🔍
04/24/2012 +106 days 🔍
04/24/2012 +0 days 🔍
04/24/2012 +0 days 🔍
04/24/2012 +0 days 🔍
04/25/2012 +1 days 🔍
04/25/2012 +0 days 🔍
04/28/2012 +3 days 🔍
05/03/2012 +5 days 🔍
08/03/2012 +92 days 🔍
01/31/2018 +2007 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2012-20
Researcher: Christian Holler
Organization: Mozilla
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-0468 (🔍)
GCVE (CVE): GCVE-0-2012-0468
GCVE (VulDB): GCVE-100-5307

OVAL: 🔍

SecurityFocus: 53221 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-0468 Memory Corruption Vulnerability
Secunia: 48932 - Mozilla Firefox / Thunderbird Multiple Vulnerabilities, Highly Critical
OSVDB: 81514
Vulnerability Center: 34954 - Mozilla Firefox <12, Thunderbird <12, SeaMonkey <2.9 Memory Corruption (CVE-2012-0468), Critical

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

Entryinfo

Created: 05/03/2012 12:40
Updated: 01/31/2018 09:54
Changes: 05/03/2012 12:40 (78), 01/31/2018 09:54 (10)
Complete: 🔍
Cache ID: 216::103

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