Detections
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Westermo Lynx 206-F2G Permissive Cross-Domain Policy with Untrusted Domains (CVE-2023-45213)

medium Tenable OT Security Plugin ID 502179

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A potential attacker with access to the device would be able to execute malicious code that could affect the correct functioning of 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.

Westermo recommends following best practices for hardening, such as restricting access, disable unused services (attack surface reduction), etc., to mitigate the reported vulnerabilities.

- The reported cross-site scripting vulnerabilities will be mitigated in a future report.
- The reported cross-origin resource sharing vulnerability will be mitigated in a future report.
- The reported code injection vulnerability will be mitigated in a future report.
- The reported cross site request forgery vulnerability was patched in a later WeOS4 version.

See Also

https://www.cisa.gov/news-events/ics-advisories/icsa-24-023-04

Plugin Details

Severity: Medium

ID: 502179

File Name: tenable_ot_westermo_CVE-2023-45213.nasl

Version: 1.3

Type: remote

Family: Tenable.ot

Published: 4/3/2024

Updated: 2/14/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:C/A:N

CVSS Score Source: CVE-2023-45213

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:westermo:l206-f2g_firmware

Required KB Items: Tenable.ot/Westermo

Exploit Ease: No known exploits are available

Patch Publication Date: 1/23/2024

Vulnerability Publication Date: 1/23/2024

Reference Information

CVE: CVE-2023-45213

ICSA: 24-023-04