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IBM Tivoli Provisioning Manager for OS Deployment TFTP Read Request Denial of Service
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Secunia Advisory:
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SA26093
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Release Date:
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2007-07-18
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Popularity:
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4,484 views
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Critical:
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Less critical
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Impact:
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DoS
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Where:
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From local network
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Solution Status:
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Vendor Patch
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| Software: | IBM Tivoli Provisioning Manager for OS Deployment 5.x
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| CVE reference: | CVE-2007-3268
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Description:
A vulnerability has been reported in IBM Tivoli Provisioning Manager for OS Deployment, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to a division-by-zero error in rembo.exe when processing TFTP read requests. This can be exploited to crash the rembo.exe service via a specially crafted TFTP read request with an invalid "blksize" field.
The vulnerability is reported in version 5.1.0.2. Other versions may also be affected.
Solution:
Apply Fix Pack 3, Version 5.1.0.3 (5.1.0-TIV-TPMOSD-FP0003). Please see the vendor's advisory for details.
Provided and/or discovered by:
Discovered by Manuel Santamarina Suarez, and reported via iDefense Labs.
Original Advisory:
IBM:
http://www-1.ibm.com/support/docview.wss?uid=swg24016347
iDefense Labs:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=560
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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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