title: Insecure transmission of credentials
description: In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers unprotected.
problem types: CWE-523 Unprotected Transport of Credentials
affected:
{
defaultStatus: unaffected
product: CODESYS Development System
vendor: CODESYS
versions:
lessThan: V2.3.9.69, status: affected, version: V2, versionType: custom
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Gateway Client
vendor: CODESYS
versions:
lessThan: V2.3.9.38, status: affected, version: V2, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Gateway Server
vendor: CODESYS
versions:
lessThan: V2.3.9.38, status: affected, version: V2, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Web server
vendor: CODESYS
versions:
lessThan:  V1.1.9.23, status: affected, version: V1, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS SP Realtime NT
vendor: CODESYS
versions:
lessThan: V2.3.7.30, status: affected, version: V2, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS PLCWinNT
vendor: CODESYS
versions:
lessThan: V2.4.7.57, status: affected, version: V2, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Runtime Toolkit 32 bit full
vendor: CODESYS
versions:
lessThan: V2.4.7.57, status: affected, version: V2, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Edge Gateway for Windows
vendor: CODESYS
versions:
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS HMI (SL)
vendor: CODESYS
versions:
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS OPC DA Server SL
vendor: CODESYS
versions:
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS PLCHandler
vendor: CODESYS
versions:
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
{
defaultStatus: unaffected
product: CODESYS Gateway
vendor: CODESYS
versions:
lessThan: V3.5.18.30, status: affected, version: V3, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL