Multiple CRLF injection vulnerabilities in adclick.php in (a) Openads (phpAdsNew) 2.0.11 and earlier and (b) Openads for PostgreSQL (phpPgAds) 2.0.11 and earlier allow remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via CRLF sequences in (1) the dest parameter and (2) the Referer HTTP header.  NOTE: some of these details are obtained from third party information.