CVE-2023-40143: l206-f2g XSS (CVSS 5.4)

Description

An attacker with access to the Westermo Lynx web application that has the vulnerable software could introduce arbitrary JavaScript by injecting a cross-site scripting payload into the "forward.0.domain" parameter.

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CVSS v3.1 Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
westermo	l206-f2g_firmware	All
westermo	l206-f2g	All

References

Other References

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

Frequently Asked Questions

What is CVE-2023-40143? +

An attacker with access to the Westermo Lynx web application that has the vulnerable software could introduce arbitrary JavaScript by injecting a cross-site scripting payload into the "forward.0.domain" parameter. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2023-40143? +

CVE-2023-40143 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-40143? +

CVE-2023-40143 affects products from westermo, specifically: l206-f2g, l206-f2g_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-40143? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2023-40143