CVE-2019-19789
MEDIUM
6.5
CVSS Score
Published: December 20, 2019 at 12:43 PM UTC
Updated: June 17, 2026 at 02:27 AM UTC
3 products affected across 1 vendorRuntime ToolkitPLCWinNTSp Realtime Nt
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
3S-Smart CODESYS SP Realtime NT before V2.3.7.28, CODESYS Runtime Toolkit 32 bit full before V2.4.7.54, and CODESYS PLCWinNT before V2.4.7.54 allow a NULL pointer dereference.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.4.7.54
Affected range stops below 2.4.7.54, so it looks safe — our inference, not a vendor statement
v < 2.4.7.54
Affected range stops below 2.4.7.54, so it looks safe — our inference, not a vendor statement
v < 2.3.7.28
Affected range stops below 2.3.7.28, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12946&token=edd5d8e821edaf3189d36bb1cac1aa1bfc42351f&download=CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-476
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