Detections
Analytics
Moxa EDS-G516E and EDS-510E Series Ethernet Switches Use of Hard-Coded Cryptographic Key (CVE-2020-6979)
high Tenable OT Security Plugin ID 501512
Synopsis
The remote OT asset is affected by a vulnerability.Description
In Moxa EDS-G516E Series firmware, Version 5.2 or lower, the affected products use a hard-coded cryptographic key, increasing the possibility that confidential data can be recovered.This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.
Solution
The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.Moxa has developed the following solutions to address the vulnerabilities:
- EDS-G516E Series: Download the new firmware.
- EDS-510E Series: please contact Moxa Technical Support for assistance.
- Enable password on configuration file from “Configuration File Encryption” setting to eliminate the potential risk.
- Enable HTTPS from the “Management Interface” setting.
- Enable “Account Login Failure Lockout” functions to eliminate the potential risk.
Please see Moxa’s security advisory for more information.
See Also
Plugin Details
Severity: High
ID: 501512
Version: 1.8
Type: remote
Family: Tenable.ot
Published: 8/2/2023
Updated: 11/25/2024
Supported Sensors: Tenable OT Security
Risk Information
VPR
Risk Factor: Low
Score: 3.6
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2020-6979
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:moxa:eds-510e_firmware, cpe:/o:moxa:eds-g516e_firmware
Required KB Items: Tenable.ot/Moxa
Exploit Ease: No known exploits are available
Patch Publication Date: 3/24/2020
Vulnerability Publication Date: 3/24/2020
Reference Information
CVE: CVE-2020-6979