CVE-2021-37186CWE-330

A vulnerability has been identified in LOGO!

published September 14, 2021

CVSS
—
EPSS
0%
Percentile
28.1
In the wild
Unconfirmed
What it is

A vulnerability has been identified in LOGO! CMR2020 (All versions < V2.2), LOGO! CMR2040 (All versions < V2.2), SIMATIC RTU3010C (All versions < V4.0.9), SIMATIC RTU3030C (All versions < V4.0.9), SIMATIC RTU3031C (All versions < V4.0.9), SIMATIC RTU3041C (All versions < V4.0.9). The underlying TCP/IP stack does not properly calculate the random numbers used as ISN (Initial Sequence Numbers). An adjacent attacker with network access to the LAN interface could interfere with traffic, spoof the connection and gain access to sensitive information.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00356 · 28.1th percentile
Weakness
CWE-330 · Use of Insufficiently Random Values
Published
2021-09-14T10:47Z
EPSS history
Timeline
  • 14 SEP 10:47Z
    A vulnerability has been identified in LOGO!
    cvelistv5