CVE-2025-27450: meac300-fnade4 — Fix

Description

The Secure attribute is missing on multiple cookies provided by the MEAC300-FNADE4. An attacker can trick a user to establish an unencrypted HTTP connection to the server and intercept the request containing the PHPSESSID cookie.

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CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-614 CWE-614

Affected Products

Vendor	Product	Versions
endress	meac300-fnade4_firmware	< 0.16.0
endress	meac300-fnade4	All

References

Advisories & Patches

https://sick.com/psirt https://sick.com/psirt https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.json https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.pdf

Other References

https://www.cisa.gov/resources-tools/resources/ics-recommended-practices https://www.endress.com https://www.first.org/cvss/calculator/3.1

Frequently Asked Questions

What is CVE-2025-27450? +

The Secure attribute is missing on multiple cookies provided by the MEAC300-FNADE4. An attacker can trick a user to establish an unencrypted HTTP connection to the server and intercept the request containing the PHPSESSID cookie. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-27450? +

CVE-2025-27450 has a CVSS v3.1 score of 6.5 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-2025-27450? +

CVE-2025-27450 affects products from endress, specifically: meac300-fnade4, meac300-fnade4_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-27450? +

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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