Mozilla Firefox up to 50 Add-Ons SDK cross site scripting

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

Summaryinfo

A vulnerability classified as critical has been found in Mozilla Firefox up to 50. This impacts an unknown function of the component Add-Ons SDK. The manipulation leads to cross site scripting. This vulnerability is traded as CVE-2016-9903. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 50 (Web Browser). It has been rated as critical. This issue affects some unknown processing of the component Add-Ons SDK. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.

The bug was discovered 12/13/2016. The weakness was shared 12/13/2016 by Christian Holler (lion) as MFSA 2016-94 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2016-9903 since 12/07/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 900045 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196652 (Ubuntu Security Notification for Firefox Vulnerabilities (USN-3155-1)).

Upgrading to version 50.1 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 (900045) and SecurityFocus (BID 94883†). The entries VDB-94489, VDB-94490, VDB-94491 and VDB-94492 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 900045
Nessus File: 🔍

OpenVAS ID: 802170
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2016-94_2016-95 )-Windows
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 50.1

Timelineinfo

12/07/2016 🔍
12/13/2016 +6 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/15/2016 +2 days 🔍
06/11/2018 +542 days 🔍
10/08/2022 +1580 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2016-94
Researcher: Christian Holler (lion)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9903 (🔍)
GCVE (CVE): GCVE-0-2016-9903
GCVE (VulDB): GCVE-100-94499

OVAL: 🔍

SecurityFocus: 94883 - Mozilla Firefox MFSA2016-94 Multiple Security Vulnerabilities
SecurityTracker: 1037461

See also: 🔍

Entryinfo

Created: 12/15/2016 10:45
Updated: 10/08/2022 17:34
Changes: 12/15/2016 10:45 (72), 07/07/2019 22:09 (7), 10/08/2022 17:26 (4), 10/08/2022 17:34 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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