CVE-2025-15387 (CVSS 8.8)

Description

VPN Firewall developed by QNO Technology has a Insufficient Entropy vulnerability, allowing unauthenticated remote attackers to obtain any logged-in user session through brute-force attacks and subsequently log into the system.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-331 CWE-331

References

Other References

https://www.twcert.org.tw/en/cp-139-10614-dee41-2.html https://www.twcert.org.tw/tw/cp-132-10613-e1780-1.html

Frequently Asked Questions

What is CVE-2025-15387? +

VPN Firewall developed by QNO Technology has a Insufficient Entropy vulnerability, allowing unauthenticated remote attackers to obtain any logged-in user session through brute-force attacks and subsequently log into the system. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-15387? +

CVE-2025-15387 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2025-15387? +

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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