【求助】為什麼apache access記錄檔會紀錄這些怪訊息呢？

[didi892]

請問各位高手，為什麼apache access記錄檔會紀錄以下的怪訊息呢？
61.158.174.225 - - [17/Jan/2006:20:02:42 +0800] "GET / HTTP/1.0" 200 20492
61.216.250.50 - - [17/Jan/2006:20:08:13 +0800] "GET / HTTP/1.0" 200 20492
61.216.111.106 - - [17/Jan/2006:20:19:17 +0800] "GET /level/16/exec/-///pwd HTTP/1.0" 404 318
61.216.111.106 - - [17/Jan/2006:20:24:16 +0800] "-" 408 -
61.216.111.106 - - [17/Jan/2006:21:36:46 +0800] "GET /level/16/exec/-///pwd HTTP/1.0" 404 318
61.180.29.97 - - [17/Jan/2006:21:39:04 +0800] "GET / HTTP/1.0" 200 20492
61.250.110.32 - - [17/Jan/2006:22:35:54 +0800] "GET / HTTP/1.0" 200 20492
61.216.24.92 - - [17/Jan/2006:23:16:36 +0800] "GET /level/16/exec/-///pwd HTTP/1.1" 404 341
61.216.250.50 - - [17/Jan/2006:23:17:48 +0800] "GET / HTTP/1.0" 200 20492

是不是駭客呀?
(伺服器軟體：easyphp1.8 作業系統：windows xp sp2)

[jim1960]

可以說是駭客, 不過也算是正常現象, web server 通常都會遭遇一些
存取這類目錄, 因此就要小心 server 上是否有這些目錄, 同時記得要
常常注意是否有 apache 的 bug, 定期去更新.