CVE-2020-7566CWE-334

A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the…

High · published November 19, 2020

CVSS v3.1
7.1
EPSS
0%
Percentile
21.1
In the wild
Unconfirmed
What it is

A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption keys when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00296 · 21.1th percentile
Weakness
CWE-334 · Small Space of Random Values
Published
2020-11-19T21:10Z
EPSS history
Timeline
  • 19 NOV 21:10Z
    A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the…
    cvelistv5