Test ID:	1.3.6.1.4.1.25623.1.0.802036
Category:	Denial of Service
Title:	Beckhoff TwinCAT 'TCATSysSrv.exe' Network Packet Denial of Service Vulnerability
Summary:	Beckhoff TwinCAT is prone to a denial of service (DoS) vulnerability.
Description:	Summary: Beckhoff TwinCAT is prone to a denial of service (DoS) vulnerability. Vulnerability Insight: The flaw is caused by an error in the 'TCATSysSrv.exe' when performing an invalid read access, which can be exploited by remote attacker by sending malformed packet to port 48899/UDP. Vulnerability Impact: Successful exploitation will allow attackers to cause denial of service condition. Affected Software/OS: Beckhoff TwinCAT Version 2.11 build 1553, Other versions may also be affected. Solution: Vendor has released a patch to fix the issue, please contact the vendor at 'patch@beckhoff.com' for patch information. 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-2011-0514 http://www.exploit-db.com/exploits/15940 http://www.vupen.com/english/advisories/2011/0064
Copyright	Copyright (C) 2011 Greenbone AG

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