{"id":"CVE-2018-6593","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-6593","generatedAt":"2026-10-29T01:47:45.499Z","title":"Improper access control in zam32.sys and zam64.sys allows a non-privileged process to register itself with the driver by connecting to the filter communication port and then using IOCTL 0x8000204C to \\\\.\\ZemanaAntiMalware to elevate privileges.","description":"An issue was discovered in MalwareFox AntiMalware 2.74.0.150. Improper access control in zam32.sys and zam64.sys allows a non-privileged process to register itself with the driver by connecting to the filter communication port and then using IOCTL 0x8000204C to \\\\.\\ZemanaAntiMalware to elevate privileges.","published":"2018-02-03T18:29:00.000Z","lastModified":"2026-06-17T02:02:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-732"],"affected":["malwarefox/antimalware"],"epss":{"score":0.01115,"percentile":0.65874,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-02-05","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43973,"kind":"exploit","title":"MalwareFox AntiMalware 2.74.0.150 - Local Privilege Escalation","url":"https://www.exploit-db.com/exploits/43973","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/local/43973.c","file":"exploits/windows/local/43973.c","published":"2018-02-05","added":"2018-02-05","updated":"2018-02-06","author":"Souhail Hammou","type":"local","platform":"windows","port":null,"verified":false,"codes":["CVE-2018-6593"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 1.1%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"https://github.com/SouhailHammou/Exploits/blob/master/CVE-2018-6593/Malwarefox_privescl_0.c","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43973/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/SouhailHammou/Exploits/blob/master/CVE-2018-6593/Malwarefox_privescl_0.c","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43973/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-6593","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."}