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Novell GroupWise WebAccess Base64 Decoding Buffer Overflow
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Secunia Advisory:
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SA24944
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Release Date:
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2007-04-19
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Critical:
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Highly critical
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Impact:
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System access
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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: | Novell GroupWise 7.x
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| | CVE reference: | CVE-2007-2171 (Secunia mirror)
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Description:
A vulnerability has been reported in Novell GroupWise, which can be exploited by malicious people to compromise a vulnerable system.
The vulnerability is caused due to an error within the handling of base64 data supplied via HTTP authentication requests. This can be exploited to cause a stack based buffer overflow via a specially crafted request containing overly large data (at least 336 bytes).
Successful exploitation may allow execution of arbitrary code.
Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector.
Solution:
Update to version 7.0 SP2.
GroupWise 7 SP2 Win/NLM Full US and MULTI 7.0.2:
http://download.novell.com/Download?buildid=8RF83go0nZg~
GroupWise 7 SP2 Linux US and MULTI 7.0.2:
http://download.novell.com/Download?buildid=O9ucpbS1bK0~
Provided and/or discovered by:
Tenable Network Security, reported via ZDI
Original Advisory:
http://www.zerodayinitiative.com/advisories/ZDI-07-015.html
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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7 Related Secunia Security Advisories
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1. Novell GroupWise WebAccess Script Insertion
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2. Novell GroupWise Windows Client API Security Bypass
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3. Novell GroupWise WebAccess Cross-Site Scripting Vulnerabilities
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4. Novell GroupWise Authentication Credentials Disclosure Security Issue
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5. Novell GroupWise WebAccess Multiple Vulnerabilities
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6. Novell GroupWise Windows Client Email Access Vulnerability
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7. Novell GroupWise Messenger Accept-Language Buffer Overflow
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