Describe CVE-2009-0290.
What is CVE-2009-0290?
Directory traversal vulnerability in common.php in SIR GNUBoard 4.31.03 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the g4_path parameter.  NOTE: in some environments, this can be leveraged for remote code execution via a data: URI or a UNC share pathname..