Sophos Anti-Virus Buffer Overflow in Parsing CAB Headers Lets Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1016041 |
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SecurityTracker URL: http://securitytracker.com/id/1016041
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CVE Reference:
CVE-2006-0994
(Links to External Site)
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Date: May 8 2006
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Impact:
Execution of arbitrary code via network, User access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in Sophos Anti-Virus. A remote user can execute arbitrary code on the target system.
A remote user can send a Microsoft Cabinet file that contains specially crafted and invalid folder count values in the CAB header. When the CAB file is parsed, a buffer overflow will occur and arbitrary code will be executed on the target system.
Systems with cabinet file inspection enabled are affected.
The PureMessage and MailMonitor products are also affected.
The vendor was notified on March 20, 2006.
TippingPoint reported this vulnerability.
The original advisory is available at:
http://www.zerodayinitiative.com/advisories/ZDI-06-012.html
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Impact:
A remote user can execute arbitrary code on the target system.
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Solution:
The vendor has issued a fixed version. A patch matrix is provided in the vendor's advisory at:
http://www.sophos.com/support/knowledgebase/article/4934.html
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Vendor URL: www.sophos.com/support/knowledgebase/article/4934.html (Links to External Site)
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Cause:
Boundary error
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Underlying OS:
Linux (Any), UNIX (Any), Windows (Any)
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Message History:
None.
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Source Message Contents
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Date: Mon, 8 May 2006 13:57:48 -0400
Subject: Sophos Anti-Virus CAB Unpacking Code Execution Vulnerability
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CVE-2006-0994
http://www.zerodayinitiative.com/advisories/ZDI-06-012.html
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