CVE-2021-40334CWE-431

SSH activation problem in the proprietary management protocol (port TCP 5558)

High · published December 2, 2021

CVSS v3.1
8.6
EPSS
1%
Percentile
59.2
In the wild
Unconfirmed
What it is

Missing Handler vulnerability in the proprietary management protocol (port TCP 5558) of Hitachi Energy FOX61x, XCM20 allows an attacker that exploits the vulnerability by activating SSH on port TCP 5558 to cause disruption to the NMS and NE communication. This issue affects: Hitachi Energy FOX61x versions prior to R15A. Hitachi Energy XCM20 versions prior to R15A.

The record
Technical detail
CVSS v3.1
8.6 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00958 · 59.2th percentile
Weakness
CWE-431 · Missing Handler
Published
2021-12-02T18:28Z
EPSS history
Timeline
  • 02 DEC 18:28Z
    SSH activation problem in the proprietary management protocol (port TCP 5558)
    cvelistv5