DNS poisoning attack may be used to spoof query results.
vulners.com/securityvulns/securityvulns:doc:20145
vulners.com/securityvulns/securityvulns:doc:20146
vulners.com/securityvulns/securityvulns:doc:20165
vulners.com/securityvulns/securityvulns:doc:20222
vulners.com/securityvulns/securityvulns:doc:20231