Mozilla Firefox up to 1.0.4 Sidebar data URI cross site scripting

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.
5.7	$0-$5k	0.00

A vulnerability was found in Mozilla Firefox up to 1.0.4 (Web Browser). It has been declared as problematic. Affected by this vulnerability is some unknown processing of the component Sidebar data URI Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The browser user interface in Firefox before 1.0.5, Mozilla before 1.7.9, and Netscape 8.0.2 and 7.2 does not properly distinguish between user-generated events and untrusted synthetic events, which makes it easier for remote attackers to perform dangerous actions that normally could only be performed manually by the user.

The weakness was shared 07/13/2005 by Kohei Yoshino (moz_bug_r_a4) with Secunia as MFSA2005-49 as not defined advisory (Website). The advisory is shared at mozilla.org. This vulnerability is known as CVE-2005-2260 since 07/13/2005. 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. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 19260 (Fedora Core 3 : firefox-1.0.6-1.1.fc3 (2005-603)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117890 (CentOS Security Update for Mozilla (CESA-2005:587)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at mozilla.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (19260) and Exploit-DB (1102). The entries 1323, 1543, 1607 and 1612 are related to this item.

Productinfo

Type

Web Browser

Vendor

Mozilla

Name

Firefox

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 19260
Nessus Name: Fedora Core 3 : firefox-1.0.6-1.1.fc3 (2005-603)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 55121
OpenVAS Name: Debian Security Advisory DSA 779-1 (mozilla-firefox)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: mozilla.org

Timelineinfo

07/13/2005 🔍
07/13/2005 +0 days 🔍
07/13/2005 +0 days 🔍
07/13/2005 +0 days 🔍
07/13/2005 +0 days 🔍
07/15/2005 +1 days 🔍
07/21/2005 +6 days 🔍
08/26/2005 +36 days 🔍
03/11/2021 +5676 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2005-49
Researcher: Kohei Yoshino (moz_bug_r_a4)
Organization: Secunia
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-2260 (🔍)
OVAL: 🔍

SecurityFocus: 14242 - Mozilla Suite, Firefox And Thunderbird Multiple Vulnerabilities
Secunia: 16043 - Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 17965 - Multiple Browser "Set As Wallpaper" Dialog Arbitrary Script Execution
Vupen: ADV-2005-1075

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

Entryinfo

Created: 07/15/2005 12:08
Updated: 03/11/2021 18:19
Changes: 07/15/2005 12:08 (83), 01/31/2018 09:52 (6), 03/11/2021 18:16 (7), 03/11/2021 18:19 (1)
Complete: 🔍