SNMPv3 Authentication Bypass Vulnerability

URL : http://www.us-cert.gov/cas/techalerts/TA08-162A.html

Original release date: June 10, 2008
Source: US-CERT

Systems Affected

Multiple implementations of SNMPv3, including
Net-SNMP 5.4.1, 5.3.2, 5.2.4, 5.1.4, and 5.0.11
UCD-SNMP 4.2.7

Overview
A vulnerability in the way implementations of SNMPv3 handle specially crafted packets may allow authentication bypass.