CVE-2018-7794

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service when reading data with invalid index using Modbus TCP.
Overview
  • CVE ID
  • CVE-2018-7794
  • Assigner
  • cybersecurity@se.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-01-06T23:15:10
  • Last Modified Date
  • 2022-02-03T14:31:18
Weakness Enumerations
CWE URL
CWE-754 http://cwe.mitre.org/data/definitions/754.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:* 1 OR 2.80
cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:* 1 OR 3.01
cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxh5744m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxh5744m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxh5724m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp576634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp576634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57554m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57554m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp575634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp575634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57454m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57454m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp574634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp574634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57354m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57354m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp573634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp573634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57304m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57304m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57254m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57254m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp572634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57204m_:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp571634m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp571634m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57154m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57154m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:* 1 OR 3.20
cpe:2.3:h:schneider-electric:tsxp57104m:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu65150:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu65160:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu65260_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu65260:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67261:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67060_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67060:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67160_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67160:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67261:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67260_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67260:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu65860_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu65860:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67861_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67861:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu65160s_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu65160s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:schneider-electric:140cpu67160s_firmware:*:*:*:*:*:*:*:* 1 OR 3.52
cpe:2.3:h:schneider-electric:140cpu67160s:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.se.com/ww/en/download/document/SEVD-2019-344-01 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-7794
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7794
History
Created Old Value New Value Data Type Notes
2022-05-10 06:34:33 Added to TrackCVE
2022-12-04 09:03:04 cybersecurity@schneider-electric.com cybersecurity@se.com CVE Assigner updated
2022-12-04 09:03:04 2020-01-06T23:15Z 2020-01-06T23:15:10 CVE Published Date updated
2022-12-04 09:03:04 2022-02-03T14:31:18 CVE Modified Date updated
2022-12-04 09:03:04 Analyzed Vulnerability Status updated