CVEvulnerability
CVE-2018-7789
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-08-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 4.8 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
- CVSS 2.0 ([email protected])
- 7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-754
Description
An Improper Check for Unusual or Exceptional Conditions vulnerability exists in Schneider Electric's Modicon M221 product (all references, all versions prior to firmware V1.6.2.0). The vulnerability allows unauthorized users to remotely reboot Modicon M221 using crafted programing protocol frames.
Affected configurations
• schneider-electric modicon m221 firmware (< 1.6.2.0)
Related
Weakness · CWE (1)
- CWE-754 Improper Check for Unusual or Exceptional Conditions weakness
References
- http://www.securityfocus.com/bid/105171 Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02 Mitigation, Third Party Advisory, US Government Resource
- https://www.schneider-electric.com/en/download/document/SEVD-2018-233-01/ Mitigation, Vendor Advisory
- http://www.securityfocus.com/bid/105171 Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02 Mitigation, Third Party Advisory, US Government Resource
- https://www.schneider-electric.com/en/download/document/SEVD-2018-233-01/ Mitigation, Vendor Advisory