Resource exhaustion in Extreme Networks Aerohive Hiveos

CVE-2020-36907

Aerohive HiveOS contains a denial of service vulnerability in the NetConfig UI that allows unauthenticated attackers to render the web interface unusable. Attackers can send a crafted HTTP request to the action.php5 script with specific parameters to trigger a 5-minute service disruption.

EPSS: 0.005 (38.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-36907?
CVE-2020-36907 is a high-severity vulnerability in Extreme Networks Aerohive Hiveos, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-01-06.
How severe is CVE-2020-36907?
High severity. CVSS v3 base score is 7.5 out of 10.