沸腾展望新闻系统任意文件下载漏洞_安全中国

　　#+++

　　影响版本：

　　沸腾展望新闻系统[核心:尘缘雅境] V1.1 Access版 Finish(SP3)

　　#+++

　　漏洞文件:

　　down.asp

　　#+++

　　关键代码：

Const adTypeBinary = 1
FileName = Request.QueryString("FileName")
if FileName = "" Then
    Response.Write "无效文件名！"
    Response.End
End if
FileExt = Mid(FileName, InStrRev(FileName, ".") + 1)
Select Case UCase(FileExt)
    Case "ASP", "ASA", "ASPX", "ASAX", "MDB"
        Response.Write "非法操作！"
        Response.End
End Select
Response.Clear
if lcase(right(FileName,3))="gif" or lcase(right(FileName,3))="jpg" or lcase(right(FileName,3))="png" then
Response.ContentType = "image/*" '对图像文件不出现下载对话框
else
Response.ContentType = "application/ms-download"
end if
Response.AddHeader "content-disposition", "attachment; filename=" & GetFileName(Request.QueryString("FileName"))
Set Stream = server.CreateObject("ADODB.Stream")
Stream.Type = adTypeBinary
Stream.Open

SavePath = FileUploadPath   '存放上传文件的目录
TrueFileName = SavePath & FileName

Stream.LoadFromFile Server.MapPath(TrueFileName)
While Not Stream.EOS
    Response.BinaryWrite Stream.Read(1024 * 64)
Wend

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