Here is the request and response for wordpress-2.5, the login function doesn't work here neither:

```
POST /wordpress-2.5/wp-login.php HTTP/1.1
Host: 192.168.172.130
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Content-Type: application/x-www-form-urlencoded
Content-Length: 73

log=admin&pwd=admin&redirect%5fto=/wordpress-2.5/eYcFndhv&wp-submit=LoginHTTP/1.1 302 Found
Date: Mon, 23 Sep 2013 21:17:05 GMT
Server: Apache/2.2.22 (Ubuntu)
X-Powered-By: PHP/5.4.9-4ubuntu2.3
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Last-Modified: Mon, 23 Sep 2013 21:17:05 GMT
Cache-Control: no-cache, must-revalidate, max-age=0
Pragma: no-cache
Set-Cookie: wordpress_test_cookie=WP+Cookie+check; path=/wordpress-2.5/
Set-Cookie: wordpress_820eaa40baae17891260783c539f068f=admin%7C1380143825%7C123340bc2d6cf5f4b1ba1333565593ea; path=/wordpress-2.5/
Location: /wordpress-2.5/eYcFndhv
Vary: Accept-Encoding
Content-Length: 0
Content-Type: text/html; charset=UTF-8
```