BugTraq
BEA WebLogic internal hostname disclosure Apr 02 2003 09:27AM
Michael Hendrickx (michael scanit be) (1 replies)
Re: BEA WebLogic internal hostname disclosure Apr 03 2003 09:00AM
Kurt Seifried (kurt seifried org)
> Hi,
>
> During a penentration test, I discovered that the BEA Weblogic Server
> reveals it hostname (on windows machines NetBIOS name) while sending the
> following request:
>
> GET . HTTP/1.0\r\n\r\n
>
> On older systems (Weblogic 7.0), a simple "BLAH . BLAH\r\n\r\n" will do
> the same trick. BEA was contacted about two weeks ago, but I haven't
> heard from them (yet).
>
> Regards,
> Michael

Reveals hostname:
./
.//
.//////////////
.%20
.%20%20
..

Does not reveal hostname:
...
.a
.1
..%21

Seems that a single "." or a "." followed by a "special" character such as
"/" or %20 (space) works. Don't know what other "special" characters work.

Kurt Seifried, kurt (at) seifried (dot) org [email concealed]
A15B BEE5 B391 B9AD B0EF
AEB0 AD63 0B4E AD56 E574
http://seifried.org/security/

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