CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
Percentile
97.3%
The Microsoft Windows system library for handling hyperlinks contains a buffer overflow. Exploitation of this vulnerability may allow an attacker to execute arbitrary code.
Microsoft Hyperlink Object Library (HLINK.DLL)
The Hyperlink Object Library provides interfaces for handling hyperlinks. More information is available in the Microsoft Hyperlinks Guide.
The Problem
There is a stack-based buffer overflow in the Microsoft Hyperlink Object Library. The overflow may be triggered by clicking a specially crafted hyperlink. Note that any program that links to the HLINK.DLL library may be vulnerable, including Microsoft Office applications.
Exploit code for this vulnerability is publicly available.
By convincing a user to access a specially crafted hyperlink, an attacker could execute arbitrary code with the privileges of the attacked user. If the user is logged in with administrative privileges, the attacker could take complete control of a vulnerable system.
Apply update from Microsoft
This issue is addressed in Microsoft Security Bulletin MS06-050.
Do not follow unsolicited hyperlinks
Do not click on unsolicited links received in email or embedded in Office documents. Exploitation of this vulnerability requires a user to click a specially crafted link. By only accessing hyperlinks from known and trusted sources, the chances of exploitation are reduced.
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Notified: June 21, 2006 Updated: August 22, 2006
Affected
We have not received a statement from the vendor.
The vendor has not provided us with any further information regarding this vulnerability.
Refer to <http://www.microsoft.com/technet/security/bulletin/ms06-050.mspx>
If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23394444 Feedback>).
Group | Score | Vector |
---|---|---|
Base | ||
Temporal | ||
Environmental |
This vulnerability was reported by kcope.
This document was written by Jeff Gennari.
CVE IDs: | CVE-2006-3086 |
---|---|
Severity Metric: | 37.50 Date Public: |