Mozilla Firefox 2.0 RSS Feed Referer information disclosure

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.
3.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Mozilla Firefox 2.0. It has been classified as problematic. Impacted is an unknown function of the component RSS Feed Referer Handler. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2006-6506. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Mozilla Firefox 2.0 (Web Browser) and classified as problematic. This issue affects an unknown code block of the component RSS Feed Referer Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The "Feed Preview" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when requesting favicon.ico icons, which results in a privacy leak that might allow feed viewing services to determine browsing habits.

The weakness was disclosed 12/19/2006 by Vladimir Vukicevic (moz_bug_r_a4) as MFSA2006-75 as confirmed advisory (Website). The advisory is shared at mozilla.org. The identification of this vulnerability is CVE-2006-6506 since 12/13/2006. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 23991 (GLSA-200701-02 : Mozilla Firefox: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165111 (SUSE Security Update for Mozilla Firefox, Mozilla Thunderbird (SUSE-SA:2006:080)).

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. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 9089.

The vulnerability is also documented in the databases at X-Force (30980), Tenable (23991), SecurityFocus (BID 21668†), OSVDB (31340†) and Secunia (SA23282†). The entries VDB-2774, VDB-2770, VDB-2771 and VDB-2769 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 23991
Nessus Name: GLSA-200701-02 : Mozilla Firefox: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 850090
OpenVAS Name: SurgeMail SurgeWeb Cross Site Scripting Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: mozilla.org
TippingPoint: 🔍

Timelineinfo

12/13/2006 🔍
12/19/2006 +6 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/20/2006 +0 days 🔍
12/20/2006 +0 days 🔍
12/21/2006 +1 days 🔍
03/15/2021 +5198 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2006-75
Researcher: Vladimir Vukicevic (moz_bug_r_a4)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-6506 (🔍)
GCVE (CVE): GCVE-0-2006-6506
GCVE (VulDB): GCVE-100-2777
X-Force: 30980
SecurityFocus: 21668 - Mozilla Firefox/SeaMonkey/Thunderbird Multiple Remote Vulnerabilities
Secunia: 23282 - Mozilla Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 31340 - Mozilla Firefox RSS Feed-preview Referrer Leak
SecurityTracker: 1017421 - Mozilla Firefox May Disclose RSS Feed URLs to Remote Systems
Vulnerability Center: 13432 - Mozilla Firefox Browsing Habits Disclosure via Icon Requesting, Medium
Vupen: ADV-2006-5068

See also: 🔍

Entryinfo

Created: 12/21/2006 10:15
Updated: 03/15/2021 06:34
Changes: 12/21/2006 10:15 (86), 01/31/2018 09:52 (10), 03/15/2021 06:34 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!