A buffer overflow vulnerability was discovered in the OpenPLC controller, in the OpenPLC_v2 and OpenPLC_v3 versions. It occurs in the modbus.cpp mapUnusedIO() function, which can cause a runtime crash of the PLC or possibly have unspecified other impact.
References
Link | Resource |
---|---|
https://arxiv.org/pdf/1809.07477 | Third Party Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2019-04-21T19:50:39
Updated: 2019-04-21T19:50:39
Reserved: 2019-04-21T00:00:00
Link: CVE-2018-20818
JSON object: View
NVD Information
Status : Analyzed
Published: 2019-04-22T11:29:01.970
Modified: 2019-04-23T14:55:45.570
Link: CVE-2018-20818
JSON object: View
Redhat Information
No data.
CWE