CVE-2006-4541
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.
Does this matter?
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.
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.
- CVSS 2.0
- 4.6 MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 0.73% probability · 54th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 1 September 2006
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- iss/blackice pc protection
- Source
- cve@mitre.org
EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://secunia.com/advisories/21710Vendor Advisory
- http://securityreason.com/securityalert/1512
- http://www.matousec.com/info/advisories/BlackICE-Insufficient-validation-of-arguments-of-NtOpenSection.php
- http://www.matousec.com/info/advisories/plague-in-security-software-drivers.php
- http://www.matousec.com/projects/windows-personal-firewall-analysis/plague-in-security-software-drivers.php
- http://www.osvdb.org/28332
- http://www.securityfocus.com/archive/1/444958/100/0/threaded
- http://www.securityfocus.com/archive/1/479830/100/0/threaded
- http://www.securityfocus.com/bid/19800
- http://www.vupen.com/english/advisories/2006/3431Vendor Advisory
- http://secunia.com/advisories/21710Vendor Advisory
- http://securityreason.com/securityalert/1512
- http://www.matousec.com/info/advisories/BlackICE-Insufficient-validation-of-arguments-of-NtOpenSection.php
- http://www.matousec.com/info/advisories/plague-in-security-software-drivers.php
- http://www.matousec.com/projects/windows-personal-firewall-analysis/plague-in-security-software-drivers.php
- http://www.osvdb.org/28332
- http://www.securityfocus.com/archive/1/444958/100/0/threaded
- http://www.securityfocus.com/archive/1/479830/100/0/threaded
- http://www.securityfocus.com/bid/19800
- http://www.vupen.com/english/advisories/2006/3431Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.