Mozilla Firefox up to 46 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Mozilla Firefox up to 46. Affected is an unknown function. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2016-2815. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Mozilla Firefox up to 46 (Web Browser) and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 47.0 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 shared 06/13/2016 by Jordi Chancel with Mozilla Developers (Website). The advisory is shared at bugzilla.mozilla.org. This vulnerability is known as CVE-2016-2815 since 03/01/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/25/2025).

The vulnerability scanner Nessus provides a plugin with the ID 91589 (openSUSE Security Update : MozillaFirefox / mozilla-nss (openSUSE-2016-714)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370056 (Mozilla Firefox Multiple Vulnerabilities (MFSA 2016-49 to MFSA 2016-61)).

Upgrading to version 47.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91589) and SecurityFocus (BID 91075†). The entries VDB-87890, VDB-87891, VDB-87892 and VDB-87893 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: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91589
Nessus Name: openSUSE Security Update : MozillaFirefox / mozilla-nss (openSUSE-2016-714)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54508
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2016-49_2016-61 )-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Firefox 47.0

Timelineinfo

03/01/2016 🔍
06/07/2016 +98 days 🔍
06/11/2016 +4 days 🔍
06/13/2016 +2 days 🔍
06/13/2016 +0 days 🔍
06/14/2016 +1 days 🔍
06/14/2016 +0 days 🔍
11/25/2025 +3451 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: USN-2993-1
Researcher: Jordi Chancel
Organization: Mozilla Developers
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2815 (🔍)
GCVE (CVE): GCVE-0-2016-2815
GCVE (VulDB): GCVE-100-87889
SecurityFocus: 91075 - Mozilla Firefox Multiple Security Vulnerabilities
SecurityTracker: 1036057

See also: 🔍

Entryinfo

Created: 06/14/2016 09:10
Updated: 11/25/2025 22:55
Changes: 06/14/2016 09:10 (63), 01/19/2019 14:45 (16), 08/23/2022 13:11 (4), 11/25/2025 22:55 (17)
Complete: 🔍
Cache ID: 216:958:103

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

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