{"id":"CVE-2018-11139","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-11139","generatedAt":"2026-10-28T22:43:56.102Z","title":"The '/common/ajax_email_connection_test.php' script in the Quest KACE System Management Appliance 8.0.318 is accessible by any authenticated user and can be abused to execute arbitrary commands on the system.","description":"The '/common/ajax_email_connection_test.php' script in the Quest KACE System Management Appliance 8.0.318 is accessible by any authenticated user and can be abused to execute arbitrary commands on the system. This script is vulnerable to command injection via the unsanitized user input 'TEST_SERVER' sent to the script via the POST method.","published":"2018-05-31T18:29:01.000Z","lastModified":"2026-06-17T01:35:20.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-78"],"affected":["quest/kace system management appliance"],"epss":{"score":0.42409,"percentile":0.98697,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.77493,"percentile":0.99552},{"date":"2026-09-22","score":0.42917,"percentile":0.98658}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 42.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.42917,"from":0.77493,"percentile":0.98658},"summary":"EPSS moved from 77.5% to 42.9% probability of exploitation in the next thirty days."},{"kind":"epss","label":"EPSS jump","at":"2026-09-21T00:00:00.000Z","detail":{"to":0.77493,"from":0.42917,"percentile":0.99552},"summary":"EPSS moved from 42.9% to 77.5% probability of exploitation in the next thirty days."}],"references":[{"url":"https://www.coresecurity.com/advisories/quest-kace-system-management-appliance-multiple-vulnerabilities","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.coresecurity.com/advisories/quest-kace-system-management-appliance-multiple-vulnerabilities","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-11139","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."}