64833 : Kingsoft WebShield KAVSafe.sys IOCTL Handling Memory Corruption
Printer | http://osvdb.org/64833 | Email This | Edit Vulnerability

Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
10	4048	about 1 year ago	about 1 year ago	4 times	100%

Timeline

Disclosure Date	Exploit Publish Date
2010-05-23	2010-05-23

Description

KAVSafe.sys 2010.4.14.609 and earlier, as used in Kingsoft Webshield 3.5.1.2 and earlier contains a flaw that may allow an attacker to gain access to unauthorized privileges. The issue is triggered when an error in the KAVSafe.sys driver occurs, allowing a local attacker to corrupt kernel memory and allow the attacker to gain system privileges in order to execute arbitrary code via a specially crafted 830020D4h IOCTL.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Solution Unknown
Exploit: Exploit Public
Disclosure: Vendor Verified, Uncoordinated Disclosure

Solution

Upgrade to the latest version, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

KingSOFT Inc.

Webshield

3.5.1.2 and possibly earlier

References

Exploit Database: 12710
CVE ID: 2010-2031 (see also: NVD)
Secunia Advisory ID: 39916
Bugtraq ID: 40342
ISS X-Force ID: 58780

Credit

Xuanyuan Smart - Unaffiliated

CVSSv2 Score

CVSSv2 Base Score = 7.2
Source: nvd.nist.gov | Generated: 2010-05-25 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

Comments

Add Comment Hide Add Comment

No Comments.

The database information may change without any notice. Use of the information constitutes acceptance for use in an AS IS condition, and there are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the copyright holder or distributor (OSVDB or OSF) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.