AppServ 2.5.x and earlier installs a default username and password, which allows remote attackers to gain access.

Unspecified vulnerability in appserv/main.php in AppServ 2.4.5 allows remote attackers to include arbitrary files via the appserv_root parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information. There is not enough detail from these third party sources to know whether this is directory traversal, remote file include, or another issue.