Directory traversal vulnerability in Abyss Web Server 1.0.3 allows remote attackers to read arbitrary files via ..\ (dot-dot backslash) sequences in an HTTP GET request.
The Administration console for Abyss Web Server 1.0.3 allows remote attackers to read files without providing login credentials via an HTTP request to a target file that ends in a "+" character.
Abyss Web Server 1.0.3 allows remote attackers to list directory contents via an HTTP GET request that ends in a large number of / (slash) characters.