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Category:   Application (Generic)  >   memcached Vendors:   Danga Interactive
(Oracle Issues Fix) memcached try_read_command() Function Lets Remote Users Deny Service
SecurityTracker Alert ID:  1025099
SecurityTracker URL:  http://securitytracker.com/id/1025099
CVE Reference:   CVE-2010-1152   (Links to External Site)
Date:  Feb 21 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.2.8, possibly other versions
Description:   A vulnerability was reported in memcached. A remote user can cause denial of service conditions.

A remote user can send specially crafted data to the target service to cause the target service to hang.

The vulnerability resides in the try_read_command() function.

A demonstration exploit command is provided:

cat /dev/zero | nc -q1 127.0.0.1 11211

fallenpegasus reported this vulnerability.

Impact:   A remote user can cause the target service to hang.
Solution:   Oracle has issued a fix for Solaris.

The Oracle advisory is available at:

http://blogs.sun.com/security/entry/input_validation_vulnerability_in_memcached

Vendor URL:  memcached.org/ (Links to External Site)
Cause:   Input validation error, State error
Underlying OS:  UNIX (Solaris - SunOS)
Underlying OS Comments:  11

Message History:   This archive entry is a follow-up to the message listed below.
Apr 9 2010 memcached try_read_command() Function Lets Remote Users Deny Service



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