{"id":"CVE-2020-8884","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-8884","generatedAt":"2026-10-27T23:29:47.304Z","title":"rcdsvc in the Proofpoint Insider Threat Management Windows Agent (formerly ObserveIT Windows Agent) before 7.9 allows remote authenticated users to execute arbitrary code as SYSTEM because of improper deserialization over named pipes.","description":"rcdsvc in the Proofpoint Insider Threat Management Windows Agent (formerly ObserveIT Windows Agent) before 7.9 allows remote authenticated users to execute arbitrary code as SYSTEM because of improper deserialization over named pipes.","published":"2021-01-06T14:15:14.000Z","lastModified":"2026-06-17T03:27:08.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":["proofpoint/insider threat management"],"epss":{"score":0.04262,"percentile":0.91004,"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 (4.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.proofpoint.com/us/blog","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2020-0002","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.proofpoint.com/us/blog","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2020-0002","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8884","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."}