Mozilla Firefox 3.0/3.0.1/3.0.2/3.0.3/3.0.4 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as critical was found in Mozilla Firefox 3.0/3.0.1/3.0.2/3.0.3/3.0.4 (Web Browser). This vulnerability affects an unknown code block. 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. CVE summarizes:

Mozilla Firefox 3.x before 3.0.5 allows remote attackers to bypass intended privacy restrictions by using the persist attribute in an XUL element to create and access data entities that are similar to cookies.

The weakness was presented 12/17/2008 by Jesse Ruderman (moz_bug_r_a4) as Bug 295994 as confirmed bug report (Bugzilla). The advisory is shared for download at This vulnerability was named CVE-2008-5505 since 12/12/2008. The exploitation appears to be easy. The attack can be initiated remotely. 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.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 43721 (CentOS 4 / 5 : firefox (CESA-2008:1036)), 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 165625 (SUSE Enterprise Linux Security Update Mozilla (SUSE-SA:2009:002)).

Upgrading to version 3.0.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (47411), Tenable (43721), SecurityFocus (BID 32882†), Secunia (SA33216†) and SecurityTracker (ID 1021428†).







CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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Class: Access control
CWE: CWE-264

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Current Price Estimation: 🔍


Nessus ID: 43721
Nessus Name: CentOS 4 / 5 : firefox (CESA-2008:1036)
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Nessus Risk: 🔍
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OpenVAS ID: 63047
OpenVAS Name: FreeBSD Ports: firefox
OpenVAS File: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Firefox 3.0.2


12/12/2008 🔍
12/16/2008 +4 days 🔍
12/16/2008 +0 days 🔍
12/17/2008 +1 days 🔍
12/17/2008 +0 days 🔍
12/17/2008 +0 days 🔍
12/18/2008 +1 days 🔍
12/18/2008 +0 days 🔍
03/17/2015 +2280 days 🔍
08/03/2021 +2331 days 🔍



Advisory: Bug 295994
Researcher: Jesse Ruderman (moz_bug_r_a4)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-5505 (🔍)

X-Force: 47411
SecurityFocus: 32882 - Mozilla Firefox/Thunderbird/SeaMonkey Multiple Remote Vulnerabilities
Secunia: 33216 - Ubuntu update for firefox-3.0 and xulrunner-1.9, Highly Critical
SecurityTracker: 1021428 - Mozilla Firefox XUL Elements Let Remote Users Store Cookie-Like Information
Vulnerability Center: 20264 - Mozilla Firefox 3 - 3.0.4 Remote Bypass Restrictions Vulnerability via a Persist XUL Attribute, Medium
Vupen: ADV-2009-0977


Created: 03/17/2015 04:11 PM
Updated: 08/03/2021 04:33 PM
Changes: 03/17/2015 04:11 PM (67), 04/13/2017 12:26 PM (19), 08/03/2021 04:33 PM (3)
Complete: 🔍
Cache ID: 44:2C1:40


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