What is CVE-2018-5794?

CVE-2018-5794 is a medium-severity vulnerability in Extremewireless Wing, classified under Improper Authentication. CVSS score: 5.3/10. Published 2018-02-05.

How severe is CVE-2018-5794?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Extremewireless Wing

CVE-2018-5794

An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3. There is No Authentication for the AeroScout Service via a crafted UDP packet.

Vulnerability class: Broken Authentication

Published 2018-02-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Extremewireless Wing

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

gtacknowledge.extremenetworks.com/articles/Vulnerability_Notice/VN-2018-003 (Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2018-5794?: CVE-2018-5794 is a medium-severity vulnerability in Extremewireless Wing, classified under Improper Authentication. CVSS score: 5.3/10. Published 2018-02-05.
How severe is CVE-2018-5794?: Medium severity. CVSS v3 base score is 5.3 out of 10.