{"id":"CVE-2018-4069","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-4069","generatedAt":"2026-10-28T20:48:55.645Z","title":"An information disclosure vulnerability exists in the ACEManager authentication functionality of Sierra Wireless AirLink ES450 FW 4.9.3.","description":"An information disclosure vulnerability exists in the ACEManager authentication functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The ACEManager authentication functionality is done in plaintext XML to the web server. An attacker can listen to network traffic upstream from the device to capitalize on this vulnerability.","published":"2019-05-06T18:29:00.000Z","lastModified":"2026-06-17T01:58:19.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-200"],"affected":["sierrawireless/airlink es450 firmware"],"epss":{"score":0.04065,"percentile":0.9061,"date":"2026-10-27","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 (4.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/152654/Sierra-Wireless-AirLink-ES450-ACEManager-Information-Exposure.html","source":"talos-cna@cisco.com"},{"url":"http://www.securityfocus.com/bid/108147","source":"talos-cna@cisco.com"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03","source":"talos-cna@cisco.com"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0754","tags":["Exploit","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"http://packetstormsecurity.com/files/152654/Sierra-Wireless-AirLink-ES450-ACEManager-Information-Exposure.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/108147","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0754","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-4069","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."}