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Last updated: 10/8/2015 12:23:28 PM

CVE Publication rate: 18.4

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National Cyber Awareness System

Vulnerability Summary for CVE-2006-3086

Original release date: 06/19/2006
Last revised: 03/07/2011


Stack-based buffer overflow in the HrShellOpenWithMonikerDisplayName function in Microsoft Hyperlink Object Library (hlink.dll) allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long hyperlink, as demonstrated using an Excel worksheet with a long link in Unicode, aka "Hyperlink COM Object Buffer Overflow Vulnerability." NOTE: this is a different issue than CVE-2006-3059.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 9.3 (HIGH) (AV:N/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: BUGTRAQ
Name: 20060622 Re: MS Excel Remote Code Execution POC Exploit
External Source: MISC
Name: http://www.tippingpoint.com/security/advisories/TSRT-06-10.html
Type: Advisory; Patch Information
External Source: XF
Name: excel-hlink-bo(27224)
External Source: BUGTRAQ
Name: 20060623 Re: Re: MS Excel Remote Code Execution POC Exploit
External Source: VUPEN
Name: ADV-2006-2431
US-CERT Vulnerability Note: CERT-VN
Name: VU#394444
External Source: BUGTRAQ
Name: 20060622 MS Excel Remote Code Execution POC Exploit
External Source: BUGTRAQ
Name: 20060623 Re: MS Excel Remote Code Execution POC Exploit
External Source: MS
Name: MS06-050
External Source: MISC
Name: http://blogs.technet.com/msrc/archive/2006/06/20/437826.aspx
US-CERT Vulnerability Note: OVAL
Name: oval:org.mitre.oval:def:999
Type: Tool Signature
External Source: SECTRACK
Name: 1016339
Type: Patch Information
External Source: BUGTRAQ
Name: 20060622 RE: MS Excel Remote Code Execution POC Exploit
External Source: OSVDB
Name: 26666
External Source: MILW0RM
Name: 1927
External Source: FULLDISC
Name: 20060618 ***ULTRALAME*** Microsoft Excel Unicode Overflow
External Source: BUGTRAQ
Name: 20060808 TSRT-06-10: Microsoft HLINK.DLL Hyperlink Object Library Buffer Overflow Vulnerability
Type: Advisory; Patch Information
External Source: BID
Name: 18500

References to Check Content

Identifier: oval:org.mitre.oval:def:999
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:microsoft:hyperlink_object_library

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)