Mozilla Firefox 37.x Shutdown RegisterCurrentThread race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Mozilla Firefox 37.x (Web Browser). Affected by this issue is the function nsThreadManager::RegisterCurrentThread of the component Shutdown Handler. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is availability.

The weakness was published 05/12/2015 by Tyson Smith and Jesse Schwartzentruber (laf.intel) with MIT as MFSA 2015-53 as confirmed security advisory (Website). The advisory is available at mozilla.org. This vulnerability is handled as CVE-2015-2715 since 03/25/2015. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 83389 (FreeBSD : mozilla -- multiple vulnerabilities (d9b43004-f5fd-4807-b1d7-dbf66455b244)), 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 167833 (OpenSuSE Security Update for MozillaFirefox (openSUSE-SU-2015:0934-1)).

Upgrading to version 38 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (83389). bugzilla.mozilla.org is providing further details. Similar entries are available at 75342, 75343, 75344 and 75345.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Race condition
CWE: CWE-362
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 83389
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (d9b43004-f5fd-4807-b1d7-dbf66455b244)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803605
OpenVAS Name: Mozilla Firefox Multiple Vulnerabilities-01 May15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Upgrade: Firefox 38

Timelineinfo

03/25/2015 🔍
05/12/2015 +48 days 🔍
05/12/2015 +0 days 🔍
05/12/2015 +0 days 🔍
05/12/2015 +0 days 🔍
05/13/2015 +1 days 🔍
05/13/2015 +0 days 🔍
05/13/2015 +0 days 🔍
05/14/2015 +1 days 🔍
05/17/2022 +2560 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2015-53
Researcher: Tyson Smith, Jesse Schwartzentruber (laf.intel)
Organization: MIT
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-2715 (🔍)
SecurityTracker: 1032301 - Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code and Obtain Potentially Sensitive Information and Let Local Users Gain Elevated Privileges
Vulnerability Center: 50138 - Mozilla Firefox Remote DoS or Code Execution due to a Use-after-free During the Shutdown Process, Medium
SecurityFocus: 74611 - Mozilla Firefox and Thunderbird MFSA 2015-48 through -58 Multiple Vulnerabilities

Misc.: 🔍
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Entryinfo

Created: 05/13/2015 12:38
Updated: 05/17/2022 11:00
Changes: 05/13/2015 12:38 (75), 06/28/2017 06:38 (9), 05/17/2022 10:55 (3), 05/17/2022 11:00 (1)
Complete: 🔍

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