7.5
HIGH
CVE-2018-7789
Schneider Electric Modicon M221 Unauthorized Remote Reboot Vulnerability
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.

INFO

Published Date :

Aug. 29, 2018, 8:29 p.m.

Last Modified :

Feb. 3, 2022, 2:31 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2018-7789 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2018-7789 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Schneider-electric modicon_m221_firmware
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-7789.

URL Resource
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

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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Updated: 2 months ago
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Born at : April 7, 2021, 11:16 a.m. This repo has been linked 1007 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-7789 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-7789 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Feb. 03, 2022

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.2.0 OR cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.2.0 OR cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:se:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0 OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0 OR *cpe:2.3:o:se:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:se:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0 OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Aug. 19, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* OR *cpe:2.3:h:se:modicon_m221:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Aug. 19, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0 OR *cpe:2.3:o:se:modicon_m221_firmware:*:*:*:*:*:*:*:* versions from (excluding) 1.6.2.0
  • Initial Analysis by [email protected]

    Nov. 07, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02 No Types Assigned https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02 Mitigation, Third Party Advisory, US Government Resource
    Changed Reference Type https://www.schneider-electric.com/en/download/document/SEVD-2018-233-01/ No Types Assigned https://www.schneider-electric.com/en/download/document/SEVD-2018-233-01/ Mitigation, Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/105171 No Types Assigned http://www.securityfocus.com/bid/105171 Third Party Advisory, VDB Entry
    Added CWE CWE-754
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.2.0 OR cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 30, 2018

    Action Type Old Value New Value
    Added Reference https://ics-cert.us-cert.gov/advisories/ICSA-18-240-02 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 30, 2018

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/105171 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-7789 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-7789 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.31 }} -0.07%

score

0.68990

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: