Mozilla Firefox 45 Maintenance Service Updater access control

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Mozilla Firefox 45. Affected is an unknown function of the component Maintenance Service Updater. Executing a manipulation can lead to access control. This vulnerability is tracked as CVE-2016-2809. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Mozilla Firefox 45 (Web Browser). This vulnerability affects an unknown functionality of the component Maintenance Service Updater. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Mozilla Maintenance Service updater in Mozilla Firefox before 46.0 on Windows allows user-assisted remote attackers to delete arbitrary files by leveraging certain local file execution.

The weakness was disclosed 04/26/2016 as MFSA 2016-40 as confirmed security advisory (Website). The advisory is shared for download at mozilla.org. This vulnerability was named CVE-2016-2809 since 03/01/2016. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 90793 (Firefox < 46 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168836 (OpenSuSE Security Update for Firefox 46.0 (openSUSE-SU-2016:1251-1)).

Upgrading 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 X-Force (112656), Tenable (90793) and SecurityFocus (BID 88099†). The entries VDB-82973 and VDB-82974 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 90793
Nessus Name: Firefox < 46 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 862675
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2016-39_2016-48 )-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: 🔍

Timelineinfo

03/01/2016 🔍
04/26/2016 +56 days 🔍
04/26/2016 +0 days 🔍
04/28/2016 +2 days 🔍
04/29/2016 +0 days 🔍
04/30/2016 +1 days 🔍
07/27/2022 +2279 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2016-40
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2809 (🔍)
GCVE (CVE): GCVE-0-2016-2809
GCVE (VulDB): GCVE-100-82972
X-Force: 112656 - Mozilla Firefox Mozilla Maintenance Service updater privilege escalation
SecurityFocus: 88099
SecurityTracker: 1035692

See also: 🔍

Entryinfo

Created: 04/28/2016 10:43
Updated: 07/27/2022 09:02
Changes: 04/28/2016 10:43 (77), 10/29/2018 06:09 (2), 07/27/2022 09:02 (4)
Complete: 🔍
Cache ID: 216:272:103

Once again VulDB remains the best source for vulnerability data.

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