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AUSCERT External Security Bulletin Redistribution
ESB-2012.1079
Vulnerabilities in Microsoft Internet Information Services
(IIS) Could Allow Information Disclosure (2733829)
13 November 2012
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AusCERT Security Bulletin Summary
---------------------------------
Product: Internet Information Services
Publisher: Microsoft
Operating System: Windows Vista
Windows Server 2008
Windows 7
Windows Server 2008 R2
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2012-2532 CVE-2012-2531
Original Bulletin:
http://technet.microsoft.com/en-us/security/bulletin/ms12-073
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Microsoft Security Bulletin MS12-073 - Moderate
Vulnerabilities in Microsoft Internet Information Services (IIS) Could Allow
Information Disclosure (2733829)
Published Date: November 13, 2012
Version: 1.0
General Information
Executive Summary
This security update resolves one publicly disclosed vulnerability and one
privately reported vulnerability in Microsoft Internet Information Services
(IIS). The more severe vulnerability could allow information disclosure if an
attacker sent specially crafted FTP commands to the server.
This security update is rated Moderate for IIS 7.0 on all supported editions of
Windows Vista and Windows Server 2008, and IIS 7.5 on all supported editions of
Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2.
Affected Software
Microsoft FTP Service 7.0 for IIS 7.0
Microsoft FTP Service 7.5 for IIS 7.0
Internet Information Services 7.5
Microsoft FTP Service 7.5 for IIS 7.5
Vulnerability Information
Password Disclosure Vulnerability - CVE-2012-2531
An information disclosure vulnerability exists when Microsoft Internet
Information Services (IIS) fails to properly protect log files.
FTP Command Injection Vulnerability - CVE-2012-2532
An information disclosure vulnerability exists in the way that Microsoft Internet
Information Services (IIS) FTP Service negotiates encrypted communications
channels.
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