Mozilla Firefox up to 12.0 methodjit/ImmutableSync.cpp memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 12.0. Affected by this issue is some unknown functionality of the component methodjit/ImmutableSync.cpp. The manipulation results in memory corruption. This vulnerability is known as CVE-2012-1938. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical has been found in Mozilla Firefox up to 12.0 (Web Browser). Affected is some unknown functionality of the component methodjit/ImmutableSync.cpp. 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. CVE summarizes:

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 13.0, Thunderbird before 13.0, and SeaMonkey before 2.10 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) methodjit/ImmutableSync.cpp, (2) the JSObject::makeDenseArraySlow function in js/src/jsarray.cpp, and unknown other components.

The weakness was published 06/05/2012 by Christian Holler (rshaw) as 2012-34 as confirmed knowledge base article (Website). The advisory is available at mozilla.org. The public release has been coordinated with the vendor. This vulnerability is traded as CVE-2012-1938 since 03/30/2012. 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. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/25/2021).

The vulnerability scanner Nessus provides a plugin with the ID 59388 (CentOS 5 / 6 : firefox (CESA-2012:0710)), 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 120275 (Red Hat Update for Xulrunner Firefox (RHSA-2012:0710)).

Upgrading to version 13.0 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 (59388), SecurityFocus (BID 53796†), OSVDB (82665†), Secunia (SA49366†) and SecurityTracker (ID 1027120†). Similar entries are available at VDB-5434, VDB-5487, VDB-5489 and VDB-5492. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.6
VulDB Meta Temp Score: 9.2

VulDB Base Score: 9.6
VulDB Temp Score: 9.2
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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59388
Nessus Name: CentOS 5 / 6 : firefox (CESA-2012:0710)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71541
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 13.0

Timelineinfo

03/30/2012 🔍
06/05/2012 +67 days 🔍
06/05/2012 +0 days 🔍
06/05/2012 +0 days 🔍
06/05/2012 +0 days 🔍
06/05/2012 +0 days 🔍
06/06/2012 +1 days 🔍
06/06/2012 +0 days 🔍
06/06/2012 +0 days 🔍
06/06/2012 +0 days 🔍
06/08/2012 +2 days 🔍
03/25/2021 +3212 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: 2012-34
Researcher: Christian Holler (rshaw)
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-1938 (🔍)
GCVE (CVE): GCVE-0-2012-1938
GCVE (VulDB): GCVE-100-5490

OVAL: 🔍

SecurityFocus: 53796 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-1938 Memory Corruption Vulnerability
Secunia: 49366 - Mozilla Firefox / Thunderbird / SeaMonkey Multiple Vulnerabilities, Highly Critical
OSVDB: 82665
SecurityTracker: 1027120 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code
Vulnerability Center: 35265 - Mozilla Browsers Memory Corruption Vulnerability Allows Remote Code Execution \\ DoS - CVE-2012-1938, Medium

See also: 🔍

Entryinfo

Created: 06/08/2012 17:20
Updated: 03/25/2021 09:50
Changes: 06/08/2012 17:20 (77), 01/31/2018 09:53 (12), 03/25/2021 09:50 (2)
Complete: 🔍
Cache ID: 216::103

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