CVE-2026-111100: Missing Auth (CVSS 5.3)

Description

The ONVIF device service on the E3 responds to certain informational requests without requiring authentication. A remote, unauthenticated party can retrieve detailed device identifiers along with a list of configured user accounts and their privilege levels. This aids attackers in fingerprinting vulnerable devices and preparing targeted credential attacks.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-306 Missing Authentication

References

Other References

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-295-01.json https://www.cisa.gov/news-events/ics-advisories/icsa-26-295-01 https://www.kiloview.com/en/download/e3-firmware-downloadlatest-12/

Frequently Asked Questions

What is CVE-2026-111100? +

The ONVIF device service on the E3 responds to certain informational requests without requiring authentication. A remote, unauthenticated party can retrieve detailed device identifiers along with a list of configured user accounts and their privilege levels. This aids attackers in fingerprinting vulnerable devices and preparing targeted credential attacks. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-111100? +

CVE-2026-111100 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-111100? +

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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