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Sophos Anti-Virus Multiple Archive Detection Bypass
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Secunia Advisory:
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SA26726
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Release Date:
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2007-09-07
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Last Update:
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2007-09-11
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Popularity:
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6,806 views
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Critical:
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Less critical
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Impact:
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Security Bypass
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Sophos Anti-Virus 3.x
Sophos Anti-Virus 4.x
Sophos Anti-Virus 5.x
Sophos Anti-Virus 7.x
Sophos Anti-Virus for Windows 6.x
Sophos Anti-Virus Small Business Edition
Sophos Anti-Virus Small Business Edition 2.x
Sophos Endpoint Security and Control 7
Sophos Enterprise Manager (EM Library) 1.x
Sophos MailMonitor for Notes/Domino
Sophos MailMonitor for SMTP
Sophos PureMessage for UNIX 4.x
Sophos PureMessage for UNIX 5.x
Sophos PureMessage for Windows/Exchange 2.x
Sophos PureMessage Small Business Edition 2.x
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Subscribe:
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Instant alerts on relevant vulnerabilities 
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| CVE reference: | CVE-2007-4787
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Description:
Some vulnerabilities have been reported in Sophos Anti-Virus, which can be exploited by malware to bypass the scanning functionality.
The vulnerabilities are caused due to errors in the handling of CAB, LZH and RAR archives with malformed file headers. These can be exploited to bypass the anti-virus scanning functionality via a specially crafted CAB, LZH, or RAR file.
The vulnerabilities are reported in all versions of Sophos Anti-Virus with engine versions prior to 2.49.0.
Solution:
Update to engine version 2.49.0.
Provided and/or discovered by:
The vendor credits Thierry Zoller, n.runs AG.
Changelog:
2007-09-11: Added CVE reference.
Original Advisory:
http://www.sophos.com/support/knowledgebase/article/29146.html
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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