Mozilla Firefox up to 42 WebRTC use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Mozilla Firefox up to 42. This affects an unknown function of the component WebRTC. The manipulation results in use after free. This vulnerability is cataloged as CVE-2015-7210. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 42 (Web Browser). Affected is an unknown part of the component WebRTC. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Use-after-free vulnerability in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.5 allows remote attackers to execute arbitrary code by triggering attempted use of a data channel that has been closed by a WebRTC function.

The weakness was shared 12/16/2015 (Website). The advisory is shared for download at bugzilla.mozilla.org. This vulnerability is traded as CVE-2015-7210 since 09/16/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 87425 (CentOS 5 / 6 / 7 : firefox (CESA-2015:2657)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168484 (OpenSuSE Security Update for seamonkey (openSUSE-SU-2016:0307-1)).

Upgrading to version 43.0 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 (87425), SecurityFocus (BID 79283†) and Vulnerability Center (SBV-55293†). The entries VDB-79804, VDB-79805, VDB-79806 and VDB-79809 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Use after free
CWE: CWE-416 / 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: 87425
Nessus Name: CentOS 5 / 6 / 7 : firefox (CESA-2015:2657)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703422
OpenVAS Name: Debian Security Advisory DSA 3422-1 (iceweasel - security update)
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 43.0

Timelineinfo

09/16/2015 🔍
12/15/2015 +90 days 🔍
12/16/2015 +1 days 🔍
12/16/2015 +0 days 🔍
12/16/2015 +0 days 🔍
12/16/2015 +0 days 🔍
12/17/2015 +1 days 🔍
12/17/2015 +0 days 🔍
10/23/2024 +3232 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: RHSA-2015:2657
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-7210 (🔍)
GCVE (CVE): GCVE-0-2015-7210
GCVE (VulDB): GCVE-100-79824

OVAL: 🔍

SecurityFocus: 79283
SecurityTracker: 1034426
Vulnerability Center: 55293 - Mozilla Firefox <43 and Firefox ESR 38.x before 38.5 Remote DoS or Code Execution in WebRTC - CVE-2015-7210, Critical

See also: 🔍

Entryinfo

Created: 12/17/2015 09:27
Updated: 10/23/2024 01:14
Changes: 12/17/2015 09:27 (63), 05/15/2018 09:10 (10), 07/01/2022 09:21 (4), 07/01/2022 09:25 (1), 07/01/2022 09:28 (1), 10/23/2024 01:14 (15)
Complete: 🔍
Cache ID: 216::103

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