Mozilla Firefox 1.5 XML Parser ParseBuffer input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Mozilla Firefox 1.5. This affects the function nsExpatDriver::ParseBuffer of the component XML Parser. Executing a manipulation can lead to input validation. This vulnerability is handled as CVE-2006-0298. The attack can be executed remotely. Additionally, an exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Mozilla Firefox 1.5 (Web Browser). This vulnerability affects the function nsExpatDriver::ParseBuffer of the component XML Parser. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The XML parser in Mozilla Firefox before 1.5.0.1 and SeaMonkey before 1.0 allows remote attackers to cause a denial of service (crash) and possibly read sensitive data via unknown attack vectors that trigger an out-of-bounds read.

The weakness was released 02/02/2006 by Johnny Stenback (moz_bug_r_a4) with Martijn Wargers as MFSA2006-07 as confirmed advisory (Website). The advisory is available at mozilla.org. This vulnerability was named CVE-2006-0298 since 01/18/2006. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known.

It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 20842 (Firefox < 1.5.0.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115324 (Multiple Mozilla Products Memory Corruption/Code Injection/Access Restriction Bypass Vulnerabilities).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at mozilla.com. 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 9037.

The vulnerability is also documented in the databases at X-Force (24436), Tenable (20842), SecurityFocus (BID 16476†), OSVDB (22898†) and Secunia (SA18700†). Entries connected to this vulnerability are available at VDB-2022, VDB-2024, VDB-2025 and VDB-2023. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 20842
Nessus Name: Firefox < 1.5.0.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 835179
OpenVAS Name: HP StorageWorks Default Accounts and Directory Traversal Vulnerabilities
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.com
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

12/14/2005 🔍
01/18/2006 +35 days 🔍
02/02/2006 +15 days 🔍
02/02/2006 +0 days 🔍
02/02/2006 +0 days 🔍
02/02/2006 +0 days 🔍
02/02/2006 +0 days 🔍
02/06/2006 +3 days 🔍
02/13/2006 +7 days 🔍
03/12/2021 +5506 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2006-07
Researcher: Johnny Stenback (moz_bug_r_a4)
Organization: Martijn Wargers
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-0298 (🔍)
GCVE (CVE): GCVE-0-2006-0298
GCVE (VulDB): GCVE-100-2026

OVAL: 🔍

X-Force: 24436 - Multiple Mozilla products XML parser denial of service, Medium Risk
SecurityFocus: 16476 - Multiple Mozilla Products Memory Corruption/Code Injection/Access Restriction Bypass Vulnerabilities
Secunia: 18700 - Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 22898 - Mozilla Multiple Products XML Parser Private Data Disclosure
SecurityTracker: 1015570 - Mozilla Firefox Multiple Vulnerabilities May Let Remote Users Execute Arbitrary Code
Vulnerability Center: 10314 - Firefox \x26 SeaMonkey DoS via the XML Parser, Medium
Vupen: ADV-2006-0413

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

Entryinfo

Created: 02/06/2006 11:32
Updated: 03/12/2021 13:42
Changes: 02/06/2006 11:32 (94), 01/31/2018 09:52 (11), 03/12/2021 13:42 (3)
Complete: 🔍
Cache ID: 216:E9F:103

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

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