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Moxa IKS, EDS Plaintext Storage of a Password (CVE-2019-6518)

high Tenable OT Security Plugin ID 501509

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Moxa IKS and EDS store plaintext passwords, which may allow sensitive information to be read by someone with access to the device.

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 recommends users implement the following measures to mitigate these vulnerabilities.

- Install firmware patch. Patches may be requested from Moxa Customer Service (login required):
- Set EDS series Web configuration as "https only” to reduce predictable session ID concern.

Please see Moxa’s security advisory for more information.

See Also

https://ics-cert.us-cert.gov/advisories/ICSA-19-057-01

Plugin Details

Severity: High

ID: 501509

Version: 1.5

Type: remote

Family: Tenable.ot

Published: 8/2/2023

Updated: 9/4/2024

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-2019-6518

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-408a_firmware, cpe:/o:moxa:iks-g6824a_firmware, cpe:/o:moxa:eds-405a_firmware, cpe:/o:moxa:eds-510a_firmware

Required KB Items: Tenable.ot/Moxa

Exploit Ease: No known exploits are available

Patch Publication Date: 3/5/2019

Vulnerability Publication Date: 3/5/2019

Reference Information

CVE: CVE-2019-6518

CWE: 311

ICSA: 19-057-01