{"id":"CVE-2020-36907","aliases":["EUVD-2026-1030","GHSA-44wj-2xjx-wf38"],"status":"published","title":"Extreme Networks Aerohive HiveOS \u003c=11.x 11.x Unauthenticated Remote Denial of Service","description":"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.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00546,"percentile":0.46058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2026-01-06T15:52:21Z","modified":"2026-06-17T03:16:28Z","products":[{"vendor":"extreme networks","product":"aerohive hiveos"}],"references":[{"url":"https://www.exploit-db.com/exploits/48441","tags":["exploit"]},{"url":"https://www.extremenetworks.com","tags":["product"]},{"url":"https://community.extremenetworks.com/t5/iq-engine-hive-os-announcements/bg-p/IQ_Engine_Hive_OS_Announcements","tags":["product"]},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5566.php","tags":["third-party-advisory"]},{"url":"https://advisories.ncsc.nl/2020/ncsc-2020-0367.html","tags":["third-party-advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/181649","tags":["vdb-entry"]},{"url":"https://packetstorm.news/files/id/157587","tags":["exploit"]},{"url":"https://www.vulncheck.com/advisories/extreme-networks-aerohive-hiveos-x-x-unauthenticated-remote-denial-of-service","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36907"},{"url":"https://github.com/advisories/GHSA-44wj-2xjx-wf38"}],"sources":{"cve":[{"id":"CVE-2020-36907","title":"Extreme Networks Aerohive HiveOS \u003c=11.x 11.x Unauthenticated Remote Denial of Service","description":"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.","status":"published","published":"2026-01-06T15:52:21.277Z","modified":"2026-03-23T15:43:28.183Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2026-1030","description":"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.","status":"published","published":"2026-01-06T15:52:21Z","modified":"2026-03-23T15:43:28Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:25:31.168902Z"}],"ghsa":[{"id":"GHSA-44wj-2xjx-wf38","title":"Aerohive HiveOS contains a denial of service vulnerability in the NetConfig UI that allows...","description":"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.","status":"published","published":"2026-01-06T18:31:33Z","modified":"2026-01-06T18:31:42Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:05:30.549003Z"}],"nvd":[{"id":"CVE-2020-36907","description":"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.","status":"published","published":"2026-01-06T16:15:46.327Z","modified":"2026-06-17T03:16:28.5Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:06:48.591569Z"}]}}