In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC.
References
Link | Resource |
---|---|
http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html | Exploit Third Party Advisory VDB Entry |
http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html | Exploit Third Party Advisory VDB Entry |
http://seclists.org/fulldisclosure/2021/Oct/64 | Mailing List Third Party Advisory |
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download= | Vendor Advisory |
http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html | Exploit Third Party Advisory VDB Entry |
http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html | Exploit Third Party Advisory VDB Entry |
http://seclists.org/fulldisclosure/2021/Oct/64 | Mailing List Third Party Advisory |
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download= | Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
21 Nov 2024, 06:10
Type | Values Removed | Values Added |
---|---|---|
References | () http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html - Exploit, Third Party Advisory, VDB Entry | |
References | () http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html - Exploit, Third Party Advisory, VDB Entry | |
References | () http://seclists.org/fulldisclosure/2021/Oct/64 - Mailing List, Third Party Advisory | |
References | () https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download= - Vendor Advisory |
Information
Published : 2021-10-26 10:15
Updated : 2024-11-21 06:10
NVD link : CVE-2021-34593
Mitre link : CVE-2021-34593
CVE.ORG link : CVE-2021-34593
JSON object : View
Products Affected
codesys
- plcwinnt
- runtime_toolkit
CWE
CWE-755
Improper Handling of Exceptional Conditions