Beckhoff TwinCAT Read Access Violation (CVE-2011-3486)

Beckhoff TwinCAT 2.11.0.2004 and earlier allows remote attackers to cause a denial of service via a crafted request to UDP port 48899, which triggers an out-of-bounds read. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Beckhoff TwinCAT Out-Of-Bounds Read Denial of Service (CVE-2011-3486)

A denial of service vulnerability has been reported in Beckhoff TwinCAT. The vulnerability is due to an out-of-bounds read. A remote attacker can exploit this issue by sending a specially crafted packet to the target. Successful exploitation will cause Beckhoff TwinCAT to crash, resulting in a...

CVE-2011-3486

Beckhoff TwinCAT 2.11.0.2004 and earlier are affected by CVE-2011-3486. A remote attacker can trigger a denial-of-service by sending a crafted UDP packet to port 48899 (TCATSysSrv.exe), causing an out-of-bounds read. Public exploitation is evidenced by Metasploit modules and Nessus/CVE references...

CVE-2011-3486

creationtimestamp| type| source ---|---|--- 2011-09-14 00:00:00+00:00| confirmed| https://www.exploit-db.com/exploits/17835 2018-05-29 15:50:33+00:00| seen| https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/scada/beckhofftwincat.rb 2025-02-06 03:13:40+00:00| seen|...