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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (43.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Extreme Networks Aerohive Hiveos — versions <=11.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/48441 (exploit)
- www.extremenetworks.com (product)
- community.extremenetworks.com/t5/iq-engine-hive-os-announcements/bg-p/IQ_Engine… (product)
- www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5566.php (third-party-advisory)
- advisories.ncsc.nl/2020/ncsc-2020-0367.html (third-party-advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/181649 (vdb-entry)
- packetstorm.news/files/id/157587 (exploit)
- www.vulncheck.com/advisories/extreme-networks-aerohive-hiveos-x-x-unauthenticat… (third-party-advisory)
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.