Mozilla Firefox/Thunderbird up to 17.0 Javascript Proxy Objects jsobj.cpp 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 classified as critical has been found in Mozilla Firefox and Thunderbird up to 17.0. This vulnerability affects unknown code of the file jsobj.cpp of the component Javascript Proxy Objects Handler. The manipulation leads to resource management. This vulnerability is uniquely identified as CVE-2013-0756. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox and Thunderbird up to 17.0 (Web Browser). It has been rated as critical. This issue affects some unknown processing of the file jsobj.cpp of the component Javascript Proxy Objects Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in the obj_toSource function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.2, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code via a crafted web page referencing JavaScript Proxy objects that are not properly handled during garbage collection.

The weakness was disclosed 01/08/2013 by Sviatoslav Chagaev (regenrecht) with Zero Day Initiative (ZDI) as MFSA 2013-19 as confirmed advisory (Website). It is possible to read the advisory at mozilla.org. The public release has been coordinated in cooperation with Mozilla. The identification of this vulnerability is CVE-2013-0756 since 01/02/2013. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a private exploit are known.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 63463 (FreeBSD : mozilla -- multiple vulnerabilities (a4ed6632-5aa9-11e2-8fcb-c8600054b392)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165833 (SUSE Security Update for Mozilla Januarys (openSUSE-SU-2013:0149-1)).

Upgrading to version 18.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12766.

The vulnerability is also documented in the databases at Tenable (63463), SecurityFocus (BID 57185†), OSVDB (89024†), Secunia (SA51752†) and SecurityTracker (ID 1027955†). The entries VDB-7280, VDB-7281, VDB-7282 and VDB-7283 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 63463
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (a4ed6632-5aa9-11e2-8fcb-c8600054b392)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803205
OpenVAS Name: Mozilla Products Multiple Vulnerabilities-04 January13 (Mac OS X)
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 18.0
TippingPoint: 🔍

Timelineinfo

01/02/2013 🔍
01/08/2013 +6 days 🔍
01/08/2013 +0 days 🔍
01/08/2013 +0 days 🔍
01/08/2013 +0 days 🔍
01/09/2013 +1 days 🔍
01/10/2013 +1 days 🔍
01/10/2013 +0 days 🔍
01/13/2013 +3 days 🔍
04/22/2021 +3021 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2013-19
Researcher: Sviatoslav Chagaev (regenrecht)
Organization: Zero Day Initiative (ZDI)
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-0756 (🔍)
GCVE (CVE): GCVE-0-2013-0756
GCVE (VulDB): GCVE-100-7307

OVAL: 🔍

SecurityFocus: 57185 - RETIRED: Mozilla Firefox/Thunderbird/SeaMonkey MFSA 2013-01 through -20 Multiple Vulnerabilities
Secunia: 51752 - Mozilla Firefox / Thunderbird / SeaMonkey Multiple Vulnerabilities, Highly Critical
OSVDB: 89024
SecurityTracker: 1027955 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code, Spoof URLs, and Bypass Same-Origin Policy
Vulnerability Center: 37974 - Mozilla Firefox, Thunderbird and SeaMonkey Remote Code Execution Vulnerability - CVE-2013-0756, Critical

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

Entryinfo

Created: 01/10/2013 17:49
Updated: 04/22/2021 06:39
Changes: 01/10/2013 17:49 (88), 01/31/2018 09:54 (4), 04/22/2021 06:39 (3)
Complete: 🔍
Committer:
Cache ID: 216::103

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