Directory traversal vulnerability in ssi CGI program in thttpd 2.19 and earlier allows remote attackers to read arbitrary files via a "%2e%2e" string, a variation of the .. (dot dot) attack.Referenceshttp://www.securityfocus.com/bid/1737ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:73.thttpd.aschttps://exchange.xforce.ibmcloud.com/vulnerabilities/5313http://archives.neohapsis.com/archives/bugtraq/2000-10/0025.html