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TITLE:
360 Anti-Virus / Security Guard profos.sys Denial of Service

SECUNIA ADVISORY ID:
SA39610

VERIFY ADVISORY:
http://secunia.com/advisories/39610/

DESCRIPTION:
A vulnerability has been reported in 360 Anti-Virus and 360 Security
Guard, which can be exploited by malicious, local users to cause a
DoS (Denial of Service).

The vulnerability is caused due to an error in the profos.sys driver
when processing userspace data. This can be exploited to cause a
system crash via a specially crafted IOCTL.

SOLUTION:
Restrict local access to trusted users only.

PROVIDED AND/OR DISCOVERED BY:
NT Internals

ORIGINAL ADVISORY:
http://www.ntinternals.org/ntiadv1002/ntiadv1002.html

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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