Vulnerability · Published Apr 22, 2020 · Assigned by schneider

CVE-2020-7489

Critical 9.8

In plain English

A critical-severity injection in SoMachine Basic (all versions)EcoStruxure Machine Expert – Basic (all versions)Modicon M100 Logic Controller (all versions)Modicon M200 Logic Controller (all versions)Modicon M221 Logic Controller (al. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)1.6%top 23.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability exists on EcoStruxure Machine Expert – Basic or SoMachine Basic programming software (versions in security notification). The result of this vulnerability, DLL substitution, could allow the transference of malicious code to the controller.

Affected products (as reported)

VendorProductVersions
n/a SoMachine Basic (all versions)EcoStruxure Machine Expert – Basic (all versions)Modicon M100 Logic Controller (all versions)Modicon M200 Logic Controller (all versions)Modicon M221 Logic Controller (all versions) SoMachine Basic (all versions)EcoStruxure Machine Expert – Basic (all versions)Modicon M100 Logic Controller (all versions)Modicon M200 Logic Controller (all versions)Modicon M221 Logic Controller (all versions)

Weakness: CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References