CVE-2006-5153

Exp

The (1) fwdrv.sys and (2) khips.sys drivers in Sunbelt Kerio Personal Firewall 4.3.268 and earlier do not validate arguments passed through to SSDT functions, including NtCreateFile, NtDeleteFile, NtLoadDriver, NtMapViewOfSection, NtOpenFile, and NtSetInformationFile, which allows local users to cause a denial of service (crash) and possibly other impacts via unspecified vectors.

Published: 2006-10-05 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-5153 is rated High Exploit Risk (60.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.77%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2006-5153

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2006-5153

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-05-22 0.74% 0.77% +0.03%
2 2025-03-17 0.33% 0.74% +0.40%
3 2025-01-22 — 0.33% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-5153

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2006-5153

OS Trackers for CVE-2006-5153

vendor priority summary link
alpine — CVE-2006-5153: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-2006-5153

Affected software / configurations for CVE-2006-5153

Vendor Product Version Raw CPE
kerio personal_firewall 4.0.6 cpe:2.3:a:kerio:personal_firewall:4.0.6:*:*:*:*:*:*:*
kerio personal_firewall 4.0.7 cpe:2.3:a:kerio:personal_firewall:4.0.7:*:*:*:*:*:*:*
kerio personal_firewall 4.0.8 cpe:2.3:a:kerio:personal_firewall:4.0.8:*:*:*:*:*:*:*
kerio personal_firewall 4.0.9 cpe:2.3:a:kerio:personal_firewall:4.0.9:*:*:*:*:*:*:*
kerio personal_firewall 4.0.10 cpe:2.3:a:kerio:personal_firewall:4.0.10:*:*:*:*:*:*:*
kerio personal_firewall 4.0.11 cpe:2.3:a:kerio:personal_firewall:4.0.11:*:*:*:*:*:*:*
kerio personal_firewall 4.0.12 cpe:2.3:a:kerio:personal_firewall:4.0.12:*:*:*:*:*:*:*
kerio personal_firewall 4.0.13 cpe:2.3:a:kerio:personal_firewall:4.0.13:*:*:*:*:*:*:*
kerio personal_firewall 4.0.14 cpe:2.3:a:kerio:personal_firewall:4.0.14:*:*:*:*:*:*:*
kerio personal_firewall 4.0.15 cpe:2.3:a:kerio:personal_firewall:4.0.15:*:*:*:*:*:*:*
kerio personal_firewall 4.0.16 cpe:2.3:a:kerio:personal_firewall:4.0.16:*:*:*:*:*:*:*
kerio personal_firewall 4.1 cpe:2.3:a:kerio:personal_firewall:4.1:*:*:*:*:*:*:*
kerio personal_firewall 4.1.0 cpe:2.3:a:kerio:personal_firewall:4.1.0:*:*:*:*:*:*:*
kerio personal_firewall 4.1.1 cpe:2.3:a:kerio:personal_firewall:4.1.1:*:*:*:*:*:*:*
kerio personal_firewall 4.1.2 cpe:2.3:a:kerio:personal_firewall:4.1.2:*:*:*:*:*:*:*
kerio personal_firewall 4.2 cpe:2.3:a:kerio:personal_firewall:4.2:*:*:*:*:*:*:*
kerio personal_firewall 4.3.246 cpe:2.3:a:kerio:personal_firewall:4.3.246:*:*:*:*:*:*:*
kerio personal_firewall 4.3.268 cpe:2.3:a:kerio:personal_firewall:4.3.268:*:*:*:*:*:*:*

References for CVE-2006-5153

cvelogic Threat Intelligence