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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:N/I:N/A:P
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
VendorProductVersion
3ssoftwarecodesys
3.4:sp4
𝑥
= Vulnerable software versions
References
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
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