CMU SNMP utilities snmptrad Format String Vulnerability http://www.digitalarmaments.com/2006040164883273.html I. Background The package is CMU-SNMP utilities. In the package snmptrapd is an SNMP application that receives and logs SNMP TRAP and INFORM messages. The daemon by default is to be listens on UDP port 162 on all IPv4 interfaces. Since 162 is a privileged port, snmptrapd must typically be run as root. For further information or detail about the software you can refer to the vendor's homepage: http://www.gaertner.de/snmp/ II. Problem Description There is a format string vulnerability in the snmptrapd server from the cmu-snmp package. The vulnerability persists in the snmp_input() function. An attacker could abuse this vulnerability from remote while sending specially crafted packets. Successful exploitation consists of arbitrary code execution, with root privileges by default. III. Detection This problem has been detected and tested on latest versions: snmptrapd from cmu-snmp-linux-3.7 package snmptrapd from cmu-snmp-linux-3.6 package IV. Impact analysis Successful exploitation allows an attacker to gain access to the system with the root privileges (by default). Exploit code is required. V. Solution First notification 12.22.2005. Second notification 01.09.2006. No new version will be available. VI. Credit Seregorn - seregon@private is credited with this discovery. Get paid and get stocks by vulnerability submission http://www.digitalarmaments.com/contribute.html VII. Legal Notices Copyright © 2006 Digital Armaments LLC. Redistribution of this alert electronically is allowed. It should not be edited in any way. Reprint the whole is allowed, partial reprint is not permitted. For any other request please email customerservice@private for permission. Disclaimer: The information in the advisory is believed to be accurate at the time of publishing based on currently available information. Use of the information constitutes acceptance for use in an AS IS condition. There are no warranties with regard to this information. Neither the author nor the publisher accepts any liability for any direct, indirect, or consequential loss or damage arising from use of, or reliance on, this information.
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