Mozilla Firefox/Thunderbird resource:/ access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4$0-$5k0.00

A vulnerability classified as critical was found in Mozilla Firefox and Thunderbird (Web Browser). Affected by this vulnerability is some unknown functionality of the component resource:/ Handler. 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.

The weakness was presented 03/31/2015 by Mariusz Mlynski as MFSA 2015-33 as confirmed security advisory (Website) via ZDI (Zero Day Initiative). It is possible to read the advisory at mozilla.org. This vulnerability is known as CVE-2015-0816 since 01/07/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

A public exploit has been developed in Ruby. It is possible to download the exploit at securityfocus.com. It is declared as highly functional. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 82477 (CentOS 5 / 6 / 7 : firefox / xulrunner (CESA-2015:0766)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196052 (Ubuntu Security Notification for Thunderbird Vulnerabilities (USN-2552-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20619.

The vulnerability is also documented in the databases at X-Force (102006) and Tenable (82477). Additional details are provided at bugzilla.mozilla.org. See 74499, 74500, 74501 and 74502 for similar entries.

Affected

  • Mozilla Firefox 36
  • Mozilla Firefox ESR 31.5
  • Mozilla Thunderbird 31.5

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 82477
Nessus Name: CentOS 5 / 6 / 7 : firefox / xulrunner (CESA-2015:0766)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703211
OpenVAS Name: Debian Security Advisory DSA 3211-1 (iceweasel - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: firefox_pdfjs_privilege_escalation.rb
MetaSploit Name: Firefox PDF.js Privileged Javascript Injection
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

01/07/2015 🔍
03/31/2015 +83 days 🔍
03/31/2015 +0 days 🔍
03/31/2015 +0 days 🔍
03/31/2015 +0 days 🔍
03/31/2015 +0 days 🔍
04/01/2015 +1 days 🔍
04/01/2015 +0 days 🔍
04/01/2015 +0 days 🔍
05/02/2022 +2588 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2015-33
Researcher: Mariusz Mlynski
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-0816 (🔍)
OVAL: 🔍

X-Force: 102006 - Mozilla Firefox and Thunderbird resource security bypass
SecurityTracker: 1031996 - Mozilla Firefox Bugs Let Remote Users Execute Arbitrary Code, Bypass Security Restrictions, and Obtain Potentially Sensitive Information
Vulnerability Center: 49304 - Mozilla Firefox, Firefox ESR and Thunderbird Remote Code Execution due to Improper Restriction of URLs, Medium
SecurityFocus: 73461 - Mozilla Firefox Firefox ESR and Thunderbird CVE-2015-0816 Privilege Escalation Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/01/2015 01:19 PM
Updated: 05/02/2022 08:14 AM
Changes: 04/01/2015 01:19 PM (77), 06/24/2017 09:30 AM (17), 05/02/2022 08:13 AM (4), 05/02/2022 08:14 AM (1)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Might our Artificial Intelligence support you?

Check our Alexa App!