Vulnerability in Schneider-Electric Micom P141

CVE-2018-7758

A denial of service vulnerability exists in Schneider Electric's MiCOM Px4x (P540 range excluded) with legacy Ethernet board, MiCOM P540D Range with Legacy Ethernet Board, and MiCOM Px4x Rejuvenated could lose network communication in case of TCP/IP open requests on port 20000 (DNP3oE) if an older TCI/IP session is still open with identical IP address and port number.

EPSS: 0.006 (46.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-7758?
CVE-2018-7758 is a medium-severity vulnerability in Schneider-Electric Micom P141, classified under Insufficient Session Expiration. CVSS score: 6.5/10. Published 2018-04-18.
How severe is CVE-2018-7758?
Medium severity. CVSS v3 base score is 6.5 out of 10.