Secunia CSI7
Advisories
Research
Forums
Create Profile
Our Commitment
Database
Search
Advisories by Product
Advisories by Vendor
Terminology
Report Vulnerability
Insecure Library Loading
Less critical

Kingsoft WebShield KAVSafe.sys IOCTL Handling Vulnerability

-

Release Date:  2010-05-24    Last Update:  2010-05-26    Views:  21,614

Secunia Advisory SA39916

Where:

Local system

Impact:

Privilege escalation, DoS

Solution Status:

Vendor Patch

CVE Reference(s):

Description


Xuanyuan Smart has reported a vulnerability in Kingsoft WebShield, which can be exploited by malicious, local users to cause a DoS (Denial of Service) or potentially gain escalated privileges.

The vulnerability is caused due to an error in the KAVSafe.sys driver when processing IOCTLs. This can be exploited to corrupt kernel memory and potentially execute arbitrary code with SYSTEM privileges via a specially crafted 830020D4h IOCTL.

The vulnerability is reported in version 3.5.1.2. Other versions may also be affected.


Solution:
Update to the latest Kingsoft WebShield version.

Provided and/or discovered by:
Xuanyuan Smart

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Kingsoft WebShield KAVSafe.sys IOCTL Handling Vulnerability

No posts yet

-

You must be logged in to post a comment.



 Products Solutions Customers Partner Resources Company
 
 Corporate
Vulnerability Intelligence Manager (VIM)
Corporate Software Inspector (CSI)
Consumer
Personal Software Inspector (PSI)
Online Software Inspector (OSI)
 Industry
Compliance
Technology
Integration
 Customers
Testimonials
 VARS
MSSP
Technology Partners
References
 Factsheets
Reports
Webinars
Events
 About us
Careers
Memberships
Newsroom


 
© 2002-2014 Secunia ApS - Rued Langgaards Vej 8, 4th floor, DK-2300 Copenhagen, Denmark - +45 7020 5144
Terms & Conditions and Copyright - Privacy - Report Vulnerability