{"id":"CVE-2006-4541","url":"https://www.cyber-defence.io/tools/cve/CVE-2006-4541","generatedAt":"2026-10-27T17:44:20.474Z","title":"RapDrv.sys in BlackICE PC Protection 3.6.cpn, cpj, cpiE, and possibly 3.6 and earlier, allows local users to cause a denial of service (crash) via a NULL third argument to the NtOpenSection API function.","description":"RapDrv.sys in BlackICE PC Protection 3.6.cpn, cpj, cpiE, and possibly 3.6 and earlier, allows local users to cause a denial of service (crash) via a NULL third argument to the NtOpenSection API function. NOTE: it was later reported that 3.6.cqn is also affected.","published":"2006-09-05T23:04:00.000Z","lastModified":"2026-06-16T22:29:18.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.6,"severity":"MEDIUM","vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-20"],"affected":["iss/blackice pc protection"],"epss":{"score":0.00733,"percentile":0.54085,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2006-09-01","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":28469,"kind":"exploit","title":"Internet Security Systems 3.6 BlackICE - Local Denial of Service","url":"https://www.exploit-db.com/exploits/28469","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/28469.txt","file":"exploits/windows/dos/28469.txt","published":"2006-09-01","added":"2006-09-01","updated":"2013-10-11","author":"David Matousek","type":"dos","platform":"windows","port":null,"verified":true,"codes":["CVE-2006-4541","OSVDB-28332"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/19800/info"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 0.7%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://secunia.com/advisories/21710","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://securityreason.com/securityalert/1512","source":"cve@mitre.org"},{"url":"http://www.matousec.com/info/advisories/BlackICE-Insufficient-validation-of-arguments-of-NtOpenSection.php","source":"cve@mitre.org"},{"url":"http://www.matousec.com/info/advisories/plague-in-security-software-drivers.php","source":"cve@mitre.org"},{"url":"http://www.matousec.com/projects/windows-personal-firewall-analysis/plague-in-security-software-drivers.php","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/28332","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/444958/100/0/threaded","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/479830/100/0/threaded","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/19800","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2006/3431","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/21710","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/1512","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.matousec.com/info/advisories/BlackICE-Insufficient-validation-of-arguments-of-NtOpenSection.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.matousec.com/info/advisories/plague-in-security-software-drivers.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.matousec.com/projects/windows-personal-firewall-analysis/plague-in-security-software-drivers.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/28332","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/444958/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/479830/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/19800","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2006/3431","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2006-4541","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."}