Oracle GlassFish Server Hash Table Collision Bug Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1026476 |
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SecurityTracker URL: http://securitytracker.com/id/1026476
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CVE Reference:
CVE-2011-5035
(Links to External Site)
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Updated: Jan 18 2012
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Original Entry Date: Dec 29 2011
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Description:
A vulnerability was reported in Oracle GlassFish Server. A remote user can cause denial of service conditions.
A remote user can send specially crafted POST request values to trigger hash collisions and cause significant performance degradation on the target server.
The original advisory is available at:
http://www.nruns.com/_downloads/advisory28122011.pdf
Alexander Klink of n.runs AG and Julian Walde of Technische Universitat Darmstadt reported this vulnerability. Scott A. Crosby and Dan S. Wallach of Rice University reported the theoretical attack.
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Impact:
A remote user can cause performance to degrade on the target server.
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Solution:
The vendor has issued a fix, described in their January 2012 Critical Patch Update advisory.
The vendor's advisory is available at:
http://www.oracle.com/technetwork/topics/security/cpujan2012-366304.html
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Vendor URL: www.oracle.com/technetwork/topics/security/cpujan2012-366304.html (Links to External Site)
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Cause:
Randomization error
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Underlying OS: UNIX (Solaris - SunOS)
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Message History:
None.
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Source Message Contents
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[Original Message Not Available for Viewing]
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