Home/CVE/A vulnerability has been identified in MXsecurity versions prior to v1.0.1. The vulnerability may put the confidentialit
CVE

CVE-2023-39982

A vulnerability has been identified in MXsecurity versions prior to v1.0.1. The vulnerability may put the confidentialit

A vulnerability has been identified in MXsecurity versions prior to v1.0.1. The vulnerability may put the confidentiality and integrity of SSH communications at risk on the affected device. This vulnerability is attributed to a hard-coded SSH host key, which might facilitate man-in-the-middle attacks and enable the decryption of SSH traffic.

HIGH · CVSS 7.5 EPSS 0.00188
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-321Use of Hard-coded Cryptographic Key
CWE-798Use of Hard-coded Credentials
▤

Affected Products & Versions

1
moxa mxsecurity<= 1.0.1
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · psirt@moxa.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Sep 2023 · 01:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230403-mxsecurity-series-multiple-vulnerabilitiesPatchVendor Advisory
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