Microsoft Internet Explorer 5.5/6.0 Error Message cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Microsoft Internet Explorer 5.5/6.0 (Web Browser). It has been rated as critical. This issue affects some unknown functionality of the component Error Message Handler. The manipulation with the input value http://[host.with.unparsable.xml.file]/flaw.xml?<script>alert(document.cookie)</script> leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-80. The software 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. Impacted is confidentiality, integrity, and availability. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors.

The issue has been introduced in 07/08/2000. The weakness was disclosed 06/17/2003 by Matt Moore with GreyMagic Software, Israel (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2003-0446 since 06/19/2003. 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. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

After before and not just, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1074 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11492 (Sambar Server Multiple Script XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at Attack attempts may be identified with Snort ID 1497.

The vulnerability is also documented in the databases at X-Force (12334), Vulnerability Center (SBV-8052) and Tenable (11492). is providing further details. The entries 83, 93, 104 and 110 are pretty similar.





CPE 2.3info

CPE 2.2info


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: 🔍



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

NVD Base Score: 🔍


Class: Cross site scripting
ATT&CK: T1059.007

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 11492
Nessus Name: Sambar Server Multiple Script XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Patch
Status: 🔍

0-Day Time: 🔍


Snort ID: 1497


07/08/2000 🔍
02/18/2003 +955 days 🔍
06/17/2003 +119 days 🔍
06/17/2003 +0 days 🔍
06/17/2003 +0 days 🔍
06/19/2003 +2 days 🔍
07/24/2003 +35 days 🔍
12/17/2003 +146 days 🔍
05/22/2005 +521 days 🔍
03/08/2021 +5769 days 🔍



Researcher: Matt Moore
Organization: GreyMagic Software, Israel
Status: Not defined

CVE: CVE-2003-0446 (🔍)
X-Force: 12334 - Microsoft Internet Explorer MSXML cross-site scripting, Medium Risk
Vulnerability Center: 8052 - XSS in Internet Explorer 5.5 and 6.0 via MSXML Error Message, Medium
SecurityFocus: 7938 - Microsoft Internet Explorer MSXML XML File Parsing Cross-Site Scripting Vulnerability
Secunia: 9055 - Internet Explorer XML File Cross-Site Scripting Vulnerability, Less Critical
OSVDB: 3065 - Microsoft IE Unparsable XML File XSS

scip Labs:
Misc.: 🔍
See also: 🔍


Created: 06/17/2003 02:00 AM
Updated: 03/08/2021 11:57 AM
Changes: (3) vulnerability_cvss2_nvd_basescore source_nessus_filename source_nessus_risk
Complete: 🔍


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