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Net-SNMP Security Bypass and Denial of Service
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Secunia Advisory:
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SA23285
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Release Date:
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2006-12-08
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Last Update:
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2007-05-03
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Popularity:
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9,425 views
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Critical:
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Less critical
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Impact:
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DoS
Security Bypass
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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: | Net-snmp 5.x
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| CVE reference: | CVE-2005-4837
CVE-2006-6305
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Description:
Some vulnerabilities have been reported in Net-SNMP, which can be exploited by malicious users to bypass certain security restrictions and by malicious people to cause a DoS (Denial of Service).
1) An error within the handling of the "rocommunity" and "rouser" configuration directives in snmpd.conf can be exploited to gain write-access to read-only resources.
The vulnerability is reported in version 5.3.0.
2) An error within the handling of TCP disconnects can be exploited by subagents to cause an snmpd in master agentx mode to crash.
Solution:
Update to version 5.3.0.1 or later.
Provided and/or discovered by:
1) The vendor credits Robert Story.
Changelog:
2007-05-03: Updated "Description" and "Title". Added vulnerability #2.
Original Advisory:
http://sourceforge.net/forum/forum.php?forum_id=531399
http://sourceforge.net/tracker/index....23&group_id=12694&atid=112694
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About this Secunia Advisory
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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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