{"id":"CVE-2023-4801","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-4801","generatedAt":"2026-10-28T02:13:25.231Z","title":"An improper certification validation vulnerability in the Insider Threat Management (ITM) Agent for MacOS could be used by an anonymous actor on an adjacent network to establish a man-in-the-middle position between the agent and the ITM server after the…","description":"An improper certification validation vulnerability in the Insider Threat Management (ITM) Agent for MacOS could be used by an anonymous actor on an adjacent network to establish a man-in-the-middle position between the agent and the ITM server after the agent has registered. All versions prior to 7.14.3.69 are affected. Agents for Windows, Linux, and Cloud are unaffected.","published":"2023-09-13T16:15:11.000Z","lastModified":"2026-06-17T06:38:37.000Z","status":"Modified","sourceIdentifier":"security@proofpoint.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-295"],"affected":["proofpoint/insider threat management"],"epss":{"score":0.00253,"percentile":0.16643,"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 (0.25%). 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/security/security-advisories/pfpt-sa-2023-006","tags":["Broken Link"],"source":"security@proofpoint.com"},{"url":"https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-0006","tags":["Vendor Advisory"],"source":"nvd@nist.gov"},{"url":"https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-006","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-4801","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."}