// For flags

CVE-2006-5581

Microsoft Internet Explorer normalize() Function Memory Corruption Vulnerability

Severity Score

8.8
*CVSS v3

Exploit Likelihood

65.9%
*EPSS

Affected Versions

1
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Unspecified vulnerability in Microsoft Internet Explorer 6 allows remote attackers to execute arbitrary code via certain DHTML script functions, such as normalize, and "incorrectly created elements" that trigger memory corruption, aka "DHTML Script Function Memory Corruption Vulnerability."

Vulnerabilidad sin especificar en el Microsoft Internet Explorer 6 permite a atacantes remotos ejecutar código de su elección a través de determinadas funciones DHTML , como la "normalize", y "elementos creados incorrectamente" que disparan una corrupción de memoria, también conocido como "Vulnerabilidad de corrupción de memoria mediante una función DHTML".

This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
The specific vulnerability exists due to improper handling of the normalize() function. When called in certain circumstances user controllable memory can be used to execute arbitrary code.

*Credits: Sam Thomas
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2006-10-27 CVE Reserved
  • 2006-12-12 CVE Published
  • 2024-08-07 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions (1)