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Bugtraq: Unsecure file permission of ZoneAlarm pro.

Unsecure file permission of ZoneAlarm pro.

From: Bipin Gautam <visitbipin_at_hotmail.com>
Date: 20 Aug 2004 02:51:37 -0000
('binary' encoding is not supported, stored as-is) Hello list,

Zone Alarm stores its config. files in %windir%\Internet Logs\* . But strangely,

ZoneAlarm sets the folder/file permission (NTFS) of %windir%\Internet Logs\* to,

EVERYONE: Full

after its first started.

Even If you try to change the permission to...

Administrator (s): full
system: full
users: read and execute
[these are the default permissions]

Strangely, the permission again changes back to... EVERYONE: Full each time

ZoneAlarm Pro (ZAP) is started. I've tested these in zap 4.x and 5.x

        This could prove harmful if we have a malicious program/user running with

even with a user privilege on the system.

Well a malicious program could modify those config file in a way ZAP will stop

functioning. This is what ZoneLabs had to say...

---snip-------
>anyone could open any ZoneAlarm file
> (assuming it isn't locked), edit it with a hexeditor and
> cause it to stop functioning. This type of modification
> wouldn't be classified as an attack, as you have simply
> modified the file and caused it to not function as expected.
> This is true of any executable or other binary.
>
---/snip-------
yap, true... but shouldn’t ZAP have some protection against such attacks? instead

of leaving the permission to " EVERYONE: Full " I wonder if a program could bypass

ZAP filters using "safePrograms*.xml" [...experimenting]

anyone wanna take this thing to a new level, please go on...

Regards,

Bipin Gautam
http://www.geocities.com/visitbipin/

Received on Aug 20 2004
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