CVEvulnerability
CVE-2011-5009
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-12-25
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Description
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.
Affected configurations
• 3ssoftware codesys 3.4
References
- http://aluigi.altervista.org/adv/codesys_1-adv.txt aluigi.altervista.org
- http://seclists.org/bugtraq/2011/Nov/178 seclists.org
- http://secunia.com/advisories/47018 Vendor Advisory
- http://www.osvdb.org/77388 www.osvdb.org
- http://www.osvdb.org/77389 www.osvdb.org
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf Exploit, US Government Resource
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71533 exchange.xforce.ibmcloud.com
- http://aluigi.altervista.org/adv/codesys_1-adv.txt aluigi.altervista.org
- http://seclists.org/bugtraq/2011/Nov/178 seclists.org
- http://secunia.com/advisories/47018 Vendor Advisory
- http://www.osvdb.org/77388 www.osvdb.org
- http://www.osvdb.org/77389 www.osvdb.org
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf Exploit, US Government Resource
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71533 exchange.xforce.ibmcloud.com