Mozilla Firefox/Thunderbird up to 17.0 ShrinkToLigatureBoundaries memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Mozilla Firefox and Thunderbird up to 17.0. The impacted element is the function gfxTextRun::ShrinkToLigatureBoundaries. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2013-0771. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. You should 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 the function gfxTextRun::ShrinkToLigatureBoundaries. 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. The summary by CVE is:

Heap-based buffer overflow in the gfxTextRun::ShrinkToLigatureBoundaries function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.1, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code via a crafted document.

The weakness was shared 01/08/2013 by Abhishek Arya (Inferno) with Google Chrome Security Team as MFSA 2013-02 as confirmed posting (Website). The advisory is shared at mozilla.org. The vendor cooperated in the coordination of the public release. The identification of this vulnerability is CVE-2013-0771 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 166684 (SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2013:0292-1)).

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 Tenable (63463), SecurityFocus (BID 57185†), OSVDB (89006†), Secunia (SA51752†) and SecurityTracker (ID 1027955†). The entries VDB-7280, VDB-7281, VDB-7282 and VDB-7283 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: 9.0
VulDB Meta Temp Score: 8.1

VulDB Base Score: 9.0
VulDB Temp Score: 8.1
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

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: 803203
OpenVAS Name: Mozilla Products Multiple Vulnerabilities-03 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

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

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2013-02
Researcher: Abhishek Arya (Inferno)
Organization: Google Chrome Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-0771 (🔍)
GCVE (CVE): GCVE-0-2013-0771
GCVE (VulDB): GCVE-100-7289

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: 89006
SecurityTracker: 1027955 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code, Spoof URLs, and Bypass Same-Origin Policy
Vulnerability Center: 37976 - Mozilla Firefox, Thunderbird and SeaMonkey Remote Code Execution - CVE-2013-0771, Medium

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

Entryinfo

Created: 01/10/2013 14:57
Updated: 04/20/2021 17:09
Changes: 01/10/2013 14:57 (87), 01/31/2018 09:54 (5), 04/20/2021 17:09 (3)
Complete: 🔍
Committer: olku
Cache ID: 216:FD6:103

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

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