McAfee GroupShield for Microsoft Exchange X-header Scan Evasion Vulnerability
Severity: CRITICAL
CVE Identifier: CVE-2009-1491
Advisory Date: FEB 10, 2011
DESCRIPTION
McAfee GroupShield for Microsoft Exchange on Exchange Server 2000, and possibly other anti-virus or anti-spam products from McAfee or other vendors, does not scan X- headers for malicious content, which allows remote attackers to bypass virus detection via a crafted message, as demonstrated by a message with an X-Testing header and no message body.
TREND MICRO PROTECTION INFORMATION
Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1003501
Trend Micro Deep Security DPI Rule Name: 1003501 - McAfee GroupShield For Microsoft Exchange X-header Scan Evasion Vulnerability
AFFECTED SOFTWARE AND VERSION
- mcafee groupshield
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