{"id":"CVE-2020-8234","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-8234","generatedAt":"2026-10-27T22:33:19.514Z","title":"A vulnerability exists in The EdgeMax EdgeSwitch firmware <v1.9.1 where the EdgeSwitch legacy web interface SIDSSL cookie for admin can be guessed, enabling the attacker to obtain high privileges and get a root shell by a Command injection.","description":"A vulnerability exists in The EdgeMax EdgeSwitch firmware <v1.9.1 where the EdgeSwitch legacy web interface SIDSSL cookie for admin can be guessed, enabling the attacker to obtain high privileges and get a root shell by a Command injection.","published":"2020-08-21T21:15:12.000Z","lastModified":"2026-06-17T03:26:06.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-613"],"affected":["ui/edgemax firmware"],"epss":{"score":0.0341,"percentile":0.88791,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://community.ui.com/releases/EdgeMAX-EdgeSwitch-Firmware-v1-9-1-v1-9-1/8a87dfc5-70f5-4055-8d67-570db1f5695c%2C","source":"support@hackerone.com"},{"url":"https://community.ui.com/releases/Security-advisory-bulletin-014-014/1c32c056-2c64-4e60-ac23-ce7d8f387821%2C","source":"support@hackerone.com"},{"url":"https://www.ui.com/download/edgemax","tags":["Product"],"source":"support@hackerone.com"},{"url":"https://community.ui.com/releases/EdgeMAX-EdgeSwitch-Firmware-v1-9-1-v1-9-1/8a87dfc5-70f5-4055-8d67-570db1f5695c%2C","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://community.ui.com/releases/Security-advisory-bulletin-014-014/1c32c056-2c64-4e60-ac23-ce7d8f387821%2C","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.ui.com/download/edgemax","tags":["Product"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8234","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}