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[SA32560] Net-snmp GETBULK Integer Overflow Denial of Service
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TITLE:
Net-snmp GETBULK Integer Overflow Denial of Service
SECUNIA ADVISORY ID:
SA32560
VERIFY ADVISORY:
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CRITICAL:
Less critical
IMPACT:
DoS
WHERE:
From local network
SOFTWARE:
Net-snmp 5.x
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DESCRIPTION:
A vulnerability has been reported in Net-snmp, which can be exploited
by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an integer overflow error within
the "netsnmp_create_subtree_cache()" function in agent/snmp_agent.c.
This can be exploited to cause a crash via a specially crafted SNMP
GETBULK request.
The vulnerability is reported in 5.2.x versions prior to 5.2.5.1,
5.3.x versions prior to 5.3.2.3, and 5.4.x versions prior to 5.4.2.1.
SOLUTION:
Update to version 5.2.5.1, 5.3.2.3, or 5.4.2.1.
PROVIDED AND/OR DISCOVERED BY:
Oscar Mira-Sanchez, reported via ZDI.
ORIGINAL ADVISORY:
link://[click]
link://[click]
About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.
Subscribe:
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Definitions: (Criticality, Where etc.)
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Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.
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