CVE-2025-5087

Description

Kaleris NAVIS N4 ULC (Ultra Light Client) communicates insecurely using zlib-compressed data over HTTP. An attacker capable of observing network traffic between Ultra Light Clients and N4 servers can extract sensitive information, including plaintext credentials.

Weakness Type (CWE)

CWE-319 CWE-319

References

Other References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-175-01

Frequently Asked Questions

What is CVE-2025-5087? +

Kaleris NAVIS N4 ULC (Ultra Light Client) communicates insecurely using zlib-compressed data over HTTP. An attacker capable of observing network traffic between Ultra Light Clients and N4 servers can extract sensitive information, including plaintext credentials.

How do I check if I'm vulnerable to CVE-2025-5087? +

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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