CVE-2011-5009 – CoDeSys 3.4 - Null Pointer Invalid HTTP Request Parsing Remote Denial of Service

https://notcve.org/view.php?id=CVE-2011-5009

The CmpWebServer.dll module in the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to cause a denial of service (NULL pointer dereference) via (1) a crafted Content-Length in an HTTP POST or (2) an invalid HTTP request method. El módulo CmpWebServer.dll en el servicio de Control en 3S CoDeSys v3.4 SP4 Patch 2 permite a atacantes remotos causar una denegación de servicio (NULL pointer dereference) mediante (1) un Content-Length manipulado en un HTTP POST o (2) un método de solicitud HTTP inválido. • https://www.exploit-db.com/exploits/36378 https://www.exploit-db.com/exploits/36377 http://aluigi.altervista.org/adv/codesys_1-adv.txt http://seclists.org/bugtraq/2011/Nov/178 http://secunia.com/advisories/47018 http://www.osvdb.org/77388 http://www.osvdb.org/77389 http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf https://exchange.xforce.ibmcloud.com/vulnerabilities/71533 •