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Test ID:1.3.6.1.4.1.25623.1.0.902173
Category:Denial of Service
Title:VMware Authorization Service DoS Vulnerability (VMSA-2010-0007) - Windows
Summary:VMWare product(s) are prone to a denial of service (DoS) vulnerability.
Description:Summary:
VMWare product(s) are prone to a denial of service (DoS) vulnerability.

Vulnerability Insight:
The vulnerability is due to an error in the VMware Authorization
Service when processing login requests. This can be exploited to terminate
the 'vmware-authd' process via 'USER' or 'PASS' strings containing '\xFF'
characters, sent to TCP port 912.

Vulnerability Impact:
Successful exploitation allows attackers to execute arbitrary code on the
affected application and causes the Denial of Service.

Affected Software/OS:
VMware Server 2.x

VMware ACE 2.6 before 2.6.1 build 227600 and 2.5.x before 2.5.4 build 246459

VMware Player 3.0 before 3.0.1 build 227600 and 2.5.x before 2.5.4 build 246459

VMware Workstation 7.0 before 7.0.1 build 227600 and 6.5.x before 6.5.4 build 246459

Solution:
Upgrade to player 3.0.1 build 227600 or 2.5.4 build 246459,

Upgrade to VMware ACE 2.6.1 build 227600 or 2.5.4 build 246459

Upgrade VMware Workstation 7.0.1 build 227600 and 6.5.4 build 246459

Apply the workaround for VMware Server version 2.x described in the referenced techresource.

CVSS Score:
5.0

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2009-4811
BugTraq ID: 36630
http://www.securityfocus.com/bid/36630
Bugtraq: 20100409 VMSA-2010-0007 VMware hosted products, vCenter Server and ESX patches resolve multiple security issues (Google Search)
http://archives.neohapsis.com/archives/bugtraq/2010-04/0077.html
http://archives.neohapsis.com/archives/fulldisclosure/2010-04/0121.html
http://security.gentoo.org/glsa/glsa-201209-25.xml
http://freetexthost.com/qr1tffkzpu
http://pocoftheday.blogspot.com/2009/10/vmware-server-20x-remote-dos-exploit.html
http://www.vmware.com/security/advisories/VMSA-2010-0007.html
http://lists.vmware.com/pipermail/security-announce/2010/000090.html
CopyrightCopyright (C) 2010 Greenbone AG

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