CVE-2023-41165: stormshield XSS — Fix

Description

An issue was discovered in Stormshield Network Security (SNS) 3.7.0 through 3.7.38 before 3.7.39, 3.10.0 through 3.11.26 before 3.11.27, 4.0 through 4.3.21 before 4.3.22, and 4.4.0 through 4.6.8 before 4.6.9. An administrator with write access to the SNS firewall can configure a login disclaimer with malicious JavaScript elements that can result in data theft.

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CVSS v3.1 Score

4.8

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
stormshield	stormshield_network_security	3.7.0 — 3.7.39
stormshield	stormshield_network_security	3.10.0 — 3.11.27
stormshield	stormshield_network_security	4.0.0 — 4.3.22
stormshield	stormshield_network_security	4.4.0 — 4.6.9

References

Advisories & Patches

https://advisories.stormshield.eu/2023-020/ https://advisories.stormshield.eu/2023-020/

Frequently Asked Questions

What is CVE-2023-41165? +

An issue was discovered in Stormshield Network Security (SNS) 3.7.0 through 3.7.38 before 3.7.39, 3.10.0 through 3.11.26 before 3.11.27, 4.0 through 4.3.21 before 4.3.22, and 4.4.0 through 4.6.8 before 4.6.9. An administrator with write access to the SNS firewall can configure a login disclaimer with malicious JavaScript elements that can result in data theft. It has a CVSS v3.1 base score of 4.8 (MEDIUM).

How severe is CVE-2023-41165? +

CVE-2023-41165 has a CVSS v3.1 score of 4.8 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-2023-41165? +

CVE-2023-41165 affects products from stormshield, specifically: stormshield_network_security. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-41165? +

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-2023-41165