Net-SNMP 5.7.1 and earlier, when AgentX is registering to handle a MIB and processing GETNEXT requests, allows remote attackers to cause a denial of service (crash or infinite loop, CPU consumption, and hang) by causing the AgentX subagent to timeout.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service
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[oss-security] 20131202 NMPD DoS #2411 snmpd crashes/hangs when AgentX subagent times-out
[oss-security] 20131202 Re: SNMPD DoS #2411 snmpd crashes/hangs when AgentX subagent times-out