IBM Tivoli Provisioning Manager Memory Corruption Error in Processing HTTP POST Requests May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID: 1017840|
SecurityTracker URL: http://securitytracker.com/id/1017840
(Links to External Site)
Updated: Apr 5 2007|
Original Entry Date: Apr 2 2007
Denial of service via network, Execution of arbitrary code via network, Root access via network|
Fix Available: Yes Vendor Confirmed: Yes |
Version(s): 126.96.36.199 and prior versions|
A vulnerability was reported in IBM Tivoli Provisioning Manager for OS Deployment. A remote user may be able to execute arbitrary code on the target system. A remote user can cause denial of service conditions.|
A remote user can send specially crafted data to trigger a heap overflow and cause the target service to crash or execute arbitrary code.
A specially crafted multi part/form-data HTTP POST request can trigger the memory corruption vulnerability.
The vendor was notified on January 30, 2007.
iDefense reported this vulnerability.
A remote user may be able to execute arbitrary code on the target system.|
A remote user can cause denial of service conditions.
The vendor has issued a fixed version (5.1 Fix Pack 2).|
The IBM advisory is available at:
Vendor URL: www-1.ibm.com/support/docview.wss?uid=swg24015347 (Links to External Site)
|Underlying OS: Windows (Any)|
Source Message Contents
Subject: iDefense Security Advisory 03.31.07: IBM Tivoli Provisioning Manager|
IBM Tivoli Provisioning Manager for OS Deployment Multiple Vulnerabilities
iDefense Security Advisory 03.31.07
Mar 31, 2007
IBM Corp.'s Tivoli Provisioning Manager for OS Deployment is a network
boot server that facilitates central management of networked
workstations. It implements Pre-boot Execution Environment (PXE) as
well as a Web-based administration service. More information can be
found at the following URL.
Remote exploitation of a multiple vulnerabilities within IBM Corp.'s
Tivoli Provisioning Manager for OS Deployment allows attackers to crash
the service or potentially execute arbitrary code with SYSTEM
These vulnerabilities specifically exist in the handling of
multi part/form-data HTTP POST requests. Malformed requests can cause
invalid memory accesses leading to denial of service, or in some cases
Exploitation allows an attacker to crash the service or potentially
execute arbitrary code with SYSTEM privileges.
No authentication is required to access the vulnerable code. The
attacker need only be able to send a specially crafted request to the
HTTP (8080) or HTTP-SSL (443) port of the management service.
It should be noted that this service can be run with reduced privileges.
iDefense recommends running this service with the least amount of
iDefense has confirmed the existence of these vulnerabilities within
version 188.8.131.52 of Tivoli Provisioning Manager for OS Deployment.
Older versions are suspected to be vulnerable as well.
Employing firewalls to limit access to the affected service will
mitigate exposure to these vulnerabilities.
VI. VENDOR RESPONSE
IBM Corp. Tivoli has addressed these vulnerabilities within Tivoli
Provisioning Manager for OS Deployment 5.1 Fix Pack 2. More information
is available from IBM Document swg24015347 at the following URL.
VII. CVE INFORMATION
A Mitre Corp. Common Vulnerabilities and Exposures (CVE) number has not
been assigned yet.
VIII. DISCLOSURE TIMELINE
01/30/2007 Initial vendor notification
03/22/2007 Initial vendor response
03/31/2007 Coordinated public disclosure
The discoverer of these vulnerabilities wishes to remain anonymous.
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