Mozilla Firefox/Thunderbird up to 17.0 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Mozilla Firefox and Thunderbird up to 17.0 (Web Browser). It has been rated as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 10.x before 10.0.12 and 17.x before 17.0.1, and SeaMonkey before 2.15 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

The weakness was published 01/08/2013 by Christoph Diehl, Christian Holler, Mats Palmgren and Chiaki Ishikawa (regenrecht) with TippingPoint's Zero Day Initiative as MFSA 2013-01 as confirmed advisory (Website). The advisory is shared for download at The public release has been coordinated with the vendor. This vulnerability is handled as CVE-2013-0769 since 01/02/2013. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a private exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/20/2021).

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 63431 (CentOS 5 / 6 : firefox / xulrunner (CESA-2013:0144)), 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 120795 (Red Hat Update for Xulrunner Firefox (RHSA-2013:0144)).

Upgrading to version 18.0 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 X-Force (81047) and Tenable (63431).







CPE 2.3info

CPE 2.2info


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

VulDB Base Score: 9.0
VulDB Temp Score: 8.1
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Class: Memory corruption
CWE: CWE-119

Local: No
Remote: Yes

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

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Current Price Estimation: 🔍


Nessus ID: 63431
Nessus Name: CentOS 5 / 6 : firefox / xulrunner (CESA-2013:0144)
Nessus File: 🔍
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OpenVAS ID: 881565
OpenVAS Name: CentOS Update for firefox CESA-2013:0144 centos5
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
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Upgrade: Firefox/Thunderbird 18.0


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 🔍
01/09/2013 +0 days 🔍
01/10/2013 +1 days 🔍
01/10/2013 +0 days 🔍
01/13/2013 +3 days 🔍
04/20/2021 +3019 days 🔍



Advisory: MFSA 2013-01
Researcher: Christoph Diehl, Christian Holler, Mats Palmgren, Chiaki Ishikawa (regenrecht)
Organization: TippingPoint's Zero Day Initiative
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-0769 (🔍)

X-Force: 81047 - Mozilla Firefox, Thunderbird, and SeaMonkey CVE-2013-0769 code execution, High Risk
SecurityTracker: 1027955 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code, Spoof URLs, and Bypass Same-Origin Policy
Vulnerability Center: 37979 - Mozilla Firefox, Thunderbird and SeaMonkey Remote Code Execution - CVE-2013-0769, Critical
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: 88997

scip Labs:


Created: 01/10/2013 02:35 PM
Updated: 04/20/2021 04:31 PM
Changes: 01/10/2013 02:35 PM (53), 01/31/2018 09:54 AM (41), 04/20/2021 04:31 PM (3)
Complete: 🔍
Cache ID: 44:B4C:40


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