INFORMATION BULLETIN
INFORMATION BULLETIN
| PROBLEM: | An information disclosure vulnerability exists in supported versions of Windows Messenger. Scripting of a particular ActiveX control, Messenger.UIAutomation.1, could allow information disclosure from these programs in the context of the logged-on user. |
| PLATFORM: | Windows XP (all editions) Windows Server 2003 (all editions) |
| DAMAGE: | Information disclosure. |
| SOLUTION: | Upgrade to the appropriate version. |
| VULNERABILITY ASSESSMENT: |
The risk is LOW. An attacker could change state, get contact inforamtion, and initiate audio and video chat sessions without the knowledge of the logged-on user. An attacker could also capture the user's logon ID and remotely log on to the user's Messenger client as that user. |
| CVSS 2 BASE SCORE: TEMPORAL SCORE: VECTOR: |
6.4 5.3 (AV:N/AC:L/Au:N/C:P/I:P/A:N/E:F/RL:OF/RC:C) |
| LINKS: | |
| CIAC BULLETIN: | http://www.ciac.org/ciac/bulletins/s-357.shtml |
| ORIGINAL BULLETIN: | http://www.microsoft.com/technet/security/Bulletin/MS08-050.mspx |
| CVE: | CVE-2008-0082 |
[***** Start Microsoft Security Bulletin (MS08-050) *****]
Version: 1.0
This security update resolves a publicly reported vulnerability in supported versions of Windows Messenger. As a result of this vulnerability, scripting of an ActiveX control could allow information disclosure in the context of the logged-on user. An attacker could change state, get contact information, and initiate audio and video chat sessions without the knowledge of the logged-on user. An attacker could also capture the user’s logon ID and remotely log on to the user’s Messenger client impersonating that user.
This security update is rated Important for all supported editions of Microsoft Windows 2000 and Windows XP, and Moderate for all supported versions of Windows Server 2003. For more information, see the subsection, Affected and Non-Affected Software, in this section.
The security update addresses the vulnerability by locking the ActiveX control so that only authorized applications have access to the control. For more information about the vulnerability, see the Frequently Asked Questions (FAQ) subsection for the specific vulnerability entry under the next section, Vulnerability Information
Recommendation. Microsoft recommends that customers apply the update at the earliest opportunity.
Known Issues. None
The following software have been tested to determine which versions or editions are affected. Other versions or editions are either past their support life cycle or are not affected. To determine the support life cycle for your software version or edition, visit Microsoft Support Lifecycle.
Affected Software
| Operating System | Component | Maximum Security Impact | Aggregate Severity Rating | Bulletins Replaced by this Update |
| Windows Messenger 4.7 | ||||
Windows XP Service Pack 2 and Windows XP Service Pack 3 |
Windows Messenger 4.7 |
Information Disclosure |
Important |
None |
Windows XP Professional x64 Edition and Windows XP Professional x64 Edition Service Pack 2 |
Windows Messenger 4.7 |
Information Disclosure |
Important |
None |
Windows Server 2003 Service Pack 1 and Windows Server 2003 Service Pack 2 |
Windows Messenger 4.7 |
Information Disclosure |
Moderate |
None |
Windows Server 2003 x64 Edition and Windows Server 2003 x64 Edition Service Pack 2 |
Windows Messenger 4.7 |
Information Disclosure |
Moderate |
None |
Windows Server 2003 with SP1 for Itanium-based Systems and Windows Server 2003 with SP2 for Itanium-based Systems |
Windows Messenger 4.7 |
Information Disclosure |
Moderate |
None |
| Windows Messenger 5.1 | ||||
Microsoft Windows 2000 Service Pack 4 |
Windows Messenger 5.1 |
Information Disclosure |
Important |
None |
Windows XP Service Pack 2 and Windows XP Service Pack 3 |
Windows Messenger 5.1 |
Information Disclosure |
Important |
None |
Windows XP Professional x64 Edition and Windows XP Professional x64 Edition Service Pack 2 |
Windows Messenger 5.1 |
Information Disclosure |
Important |
None |
Windows Server 2003 Service Pack 1 and Windows Server 2003 Service Pack 2 |
Windows Messenger 5.1 |
Information Disclosure |
Moderate |
None |
Windows Server 2003 x64 Edition and Windows Server 2003 x64 Edition Service Pack 2 |
Windows Messenger 5.1 |
Information Disclosure |
Moderate |
None |
Windows Server 2003 with SP1 for Itanium-based Systems and Windows Server 2003 with SP2 for Itanium-based Systems |
Windows Messenger 5.1 |
Information Disclosure |
Moderate |
None |
Non-Affected Software
| Operating System |
Windows Vista and Windows Vista Service Pack 1 |
Windows Vista x64 Edition and Windows Vista x64 Edition Service Pack 1 |
Windows Server 2008 for 32-bit Systems |
Windows Server 2008 for x64-based Systems |
Windows Server 2008 for Itanium-based Systems |
 |
Severity Ratings and Vulnerability Identifiers |
|
|
Messenger Information Disclosure Vulnerability - CVE-2008-0082 |
Microsoft thanks the following for working with us to help protect customers:
| • | Haifei Li of Fortinet’s FortiGuard Global Security Research Team for reporting the Windows Messenger Information Disclosure Vulnerability (CVE-2008-0082) |
| • | Customers in the U.S. and Canada can receive technical support from Microsoft Product Support Services at 1-866-PCSAFETY. There is no charge for support calls that are associated with security updates. |
| • | International customers can receive support from their local Microsoft subsidiaries. There is no charge for support that is associated with security updates. For more information about how to contact Microsoft for support issues, visit the International Support Web site. |
The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
| • | V1.0 (August 12, 2008): Bulletin published. |
[***** End Microsoft Security Bulletin (MS08-050) *****]
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