CVE-2018-7794

🗓️ 06 Jan 2020 22:57:09Reported by schneiderType

Modicon devices vulnerability allows for DoS via Modbus TC

Reporter	Title	Published	Views	Family All 12
CNVD	Multiple Schneider Electric Product Code Issue Vulnerabilities (CNVD-2020-02579)	20 Dec 201900:00	–	cnvd
Cvelist	CVE-2018-7794	6 Jan 202022:57	–	cvelist
EUVD	EUVD-2018-19506	7 Oct 202500:30	–	euvd
ICS	Schneider Electric Modicon Controllers (Update A)	16 Jan 202000:00	–	ics
NVD	CVE-2018-7794	6 Jan 202023:15	–	nvd
OSV	CVE-2018-7794	6 Jan 202023:15	–	osv
Tenable Nessus	Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions	27 May 202000:00	–	nessus
Tenable Nessus	Schneider Electric Modicon Controllers Improper Check For Unusual or Exceptional Conditions (CVE-2018-7794)	7 Feb 202200:00	–	nessus
Prion	Design/Logic Flaw	6 Jan 202023:15	–	prion
Positive Technologies	PT-2020-8981	6 Jan 202000:00	–	ptsecurity

NVD

Node

schneider-electric modicon_m580_firmwareRange<2.80

AND

schneider-electric modicon_m580Match-

Node

schneider-electric modicon_m340_firmwareRange<3.01

AND

schneider-electric modicon_m340Match-

Node

schneider-electric tsxh5744m_firmwareRange<3.20

AND

schneider-electric tsxh5744mMatch-

Node

schneider-electric tsxh5724m_firmwareRange<3.20

AND

schneider-electric tsxh5724mMatch-

Node

schneider-electric tsxp576634m_firmwareRange<3.20

AND

schneider-electric tsxp576634mMatch-

Node

schneider-electric tsxp57554m_firmwareRange<3.20

AND

schneider-electric tsxp57554mMatch-

Node

schneider-electric tsxp575634m_firmwareRange<3.20

AND

schneider-electric tsxp575634mMatch-

Node

schneider-electric tsxp57454m_firmwareRange<3.20

AND

schneider-electric tsxp57454mMatch-

Node

schneider-electric tsxp574634m_firmwareRange<3.20

AND

schneider-electric tsxp574634mMatch-

Node

schneider-electric tsxp57354m_firmwareRange<3.20

AND

schneider-electric tsxp57354mMatch-

Node

schneider-electric tsxp573634m_firmwareRange<3.20

AND

schneider-electric tsxp573634mMatch-

Node

schneider-electric tsxp57304m_firmwareRange<3.20

AND

schneider-electric tsxp57304mMatch-

Node

schneider-electric tsxp57254m_firmwareRange<3.20

AND

schneider-electric tsxp57254mMatch-

Node

schneider-electric tsxp572634m_firmwareRange<3.20

AND

schneider-electric tsxp572634mMatch-

Node

schneider-electric tsxp57204m_firmwareRange<3.20

AND

schneider-electric tsxp57204m_Match-

Node

schneider-electric tsxp571634m_firmwareRange<3.20

AND

schneider-electric tsxp571634mMatch-

Node

schneider-electric tsxp57154m_firmwareRange<3.20

AND

schneider-electric tsxp57154mMatch-

Node

schneider-electric tsxp57104m_firmwareRange<3.20

AND

schneider-electric tsxp57104mMatch-

Node

schneider-electric 140cpu65150_firmwareRange<3.52

AND

schneider-electric 140cpu65150Match-

Node

schneider-electric 140cpu65160_firmwareRange<3.52

AND

schneider-electric 140cpu65160Match-

Node

schneider-electric 140cpu65260_firmwareRange<3.52

AND

schneider-electric 140cpu65260Match-

Node

schneider-electric 140cpu67261_firmwareRange<3.52

AND

schneider-electric 140cpu67261Match-

Node

schneider-electric 140cpu67060_firmwareRange<3.52

AND

schneider-electric 140cpu67060Match-

Node

schneider-electric 140cpu67160_firmwareRange<3.52

AND

schneider-electric 140cpu67160Match-

Node

schneider-electric 140cpu67261_firmwareRange<3.52

AND

schneider-electric 140cpu67261Match-

Node

schneider-electric 140cpu67260_firmwareRange<3.52

AND

schneider-electric 140cpu67260Match-

Node

schneider-electric 140cpu65860_firmwareRange<3.52

AND

schneider-electric 140cpu65860Match-

Node

schneider-electric 140cpu67861_firmwareRange<3.52

AND

schneider-electric 140cpu67861Match-

Node

schneider-electric 140cpu65160s_firmwareRange<3.52

AND

schneider-electric 140cpu65160sMatch-

Node

schneider-electric 140cpu67160s_firmwareRange<3.52

AND

schneider-electric 140cpu67160sMatch-

[
  {
    "product": "Modicon M580, Modicon M340, Modicon Quantum,  Modicon Premium (see security notification for specific versions)",
    "vendor": "Schneider Electric SE",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M580"
      },
      {
        "status": "affected",
        "version": "Modicon M340"
      },
      {
        "status": "affected",
        "version": "Modicon Quantum"
      },
      {
        "status": "affected",
        "version": "Modicon Premium (see security notification for specific versions)"
      }
    ]
  }
]

Source	Link
se	www.se.com/ww/en/download/document/SEVD-2019-344-01

29 May 2026 15:16Current

7.5High risk

Vulners AI Score7.5

CVSS 25

CVSS 3.17.5

EPSS0.00389

SSVC

CWE-754