{"id":"CVE-2021-28508","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-28508","generatedAt":"2026-10-27T21:19:54.971Z","title":"This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols.","description":"This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak IPsec sensitive data in clear text in CVP to other authorized users, which could cause IPsec traffic to be decrypted or modified by other authorized users on the device.","published":"2022-05-26T20:15:08.000Z","lastModified":"2026-06-17T03:46:29.000Z","status":"Modified","sourceIdentifier":"psirt@arista.com","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N"},"cwe":["CWE-255","CWE-319"],"affected":["arista/terminattr","arista/eos"],"epss":{"score":0.00516,"percentile":0.43647,"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":"low","text":"Lower severity and a low EPSS score (0.52%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077","tags":["Exploit","Vendor Advisory"],"source":"psirt@arista.com"},{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077","tags":["Exploit","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-28508","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."}