VDB-12130 · OSVDB 102680 · GCVE-100-12130

Mozilla Thunderbird HTML Email Inline SVG Image Default Browser Bypass privileges management

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.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Mozilla Thunderbird. It has been declared as problematic. This affects an unknown function of the component HTML Email Handler. Executing a manipulation as part of Inline SVG Image can lead to privileges management (Default Browser Bypass). Furthermore, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Mozilla Thunderbird (Mail Client Software) (version now known). It has been declared as problematic. This vulnerability affects some unknown processing of the component HTML Email Handler. The manipulation as part of a Inline SVG Image leads to a privileges management vulnerability (Default Browser Bypass). The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, and integrity.

The weakness was published 01/26/2014 by Mike Cardwell with Cardwell IT Ltd. as Security Bug in Thunderbird - Open Websites in Tabs as not defined posting (Blog). The advisory is available at grepular.com. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

A public exploit has been developed by Mike Cardwell in HTML/SVG and been published immediately after the advisory. It is possible to download the exploit at grepular.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.

Applying the patch Fix it 700979 is able to eliminate this problem. The bugfix is ready for download at bug700979.bugzilla.mozilla.org. OSVDB summarizes: "However, Jim Porter has proposed a patch to address this vulnerability, but it has not been confirmed to fully address this issue."

The vulnerability is also documented in the vulnerability database at OSVDB (102680†). Additional details are provided at networkworld.com. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Mail Client Software

Vendor

Mozilla

Name

Thunderbird

License

open-source

Website

Vendor: https://www.mozilla.org/

CPE 2.3info

🔍

CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Name: Default Browser Bypass
Class: Privileges management / Default Browser Bypass
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Mike Cardwell
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Patch: Fix it 700979

Timelineinfo

01/26/2014 🔍
01/26/2014 +0 days 🔍
01/31/2014 +5 days 🔍
03/29/2019 +1883 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: Security Bug in Thunderbird - Open Websites in Tabs
Researcher: Mike Cardwell
Organization: Cardwell IT Ltd.
Status: Not defined

GCVE (VulDB): GCVE-100-12130
OSVDB: 102680

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

Entryinfo

Created: 01/31/2014 14:14
Updated: 03/29/2019 15:11
Changes: 01/31/2014 14:14 (54), 03/29/2019 15:11 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.