Microsoft Internet Explorer Arguments Remote Code Execution

Notification Type: IBM Internet Security Systems Protection Advisory
Notification Date: October 13, 2009
Notification Version: 1.0
   
Name: Microsoft Internet Explorer Arguments Remote Code Execution
Public disclosure/
In the wild date:
October 13, 2009
CVE: CVE-2009-2529
Description:

By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit a vulnerability in Microsoft Internet Explorer to execute arbitrary code on the system with the privileges of the victim.

Discoverer: Mark Dowd of IBM X-Force

 

ISS Coverage

Product Content Version
Proventia Network IDS
Proventia Network IPS
Proventia Network MFS
Proventia Server (Linux)
RealSecure Network
RealSecure Server Sensor
28.030
Proventia Desktop
Proventia Server IPS (Windows)
2170
Propagation Techniques ISS Protection Available

remote exploit

 

JavaScript_NOOP_Sled*
JavaScript_Shellcode_Detected*
More*

24 MAR 2006
28 MAR 2006
various

* Exploits attempting to achieve remote code execution are expected to be detected and blocked by these signatures.

Detailed Description

Business Impact:

Web exploit toolkits are notorious for targeting browser and browser-related exploits like this vulnerability.  Compromise of machines may lead to exposure of confidential information, loss of productivity, and further compromise. An attacker would need to entice a user to click a link to trigger this vulnerability.

*CVSS Base Score: 9.3
  Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: Complete
Availability Impact: Complete
Adjusted Temporal Score: 6.9
  Exploitability: Unproven
Remediation Level: Official-Patch
Report Confidence: Confirmed
Affected Products: For a full list of affected versions, see references below.
Technical Description:

Microsoft Internet Explorer could allow a remote attacker to execute arbitrary code on the system, caused by the improper validation of arguments under specific circumstances. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim.

Remediation:

Patches are available for this issue.. See References for details.

References

XFDB: http://xforce.iss.net/xforce/xfdb/53539
Microsoft: http://www.microsoft.com/technet/security/bulletin/ms09-054.mspx

Revision History

1.0 Initial publication.

* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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