CVE-2008-1138

DESlock+ < 3.2.6 - Denial of Service via DLMFENC_IOCTL Request

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-1138. PoCs published by mu-b.

AI-analyzed exploit summary This exploit targets a local kernel ring0 link list zero vulnerability in DESlock+ <= 3.2.6 by sending a crafted IOCTL request to the DLKPFSD_Device driver, potentially causing a system crash or privilege escalation.

Description

DLMFENC.sys 1.0.0.26 in DESlock+ 3.2.6 and earlier allows local users to cause a denial of service (system crash) via a certain ZERO_MEM DLMFENC_IOCTL request to \\.\DLKPFSD_Device, aka the "ring0 link list zero" vulnerability.

Exploits (1)

exploitdb WORKING POC VERIFIED
by mu-b · cdoswindows
https://www.exploit-db.com/exploits/5142

This exploit targets a local kernel ring0 link list zero vulnerability in DESlock+ <= 3.2.6 by sending a crafted IOCTL request to the DLKPFSD_Device driver, potentially causing a system crash or privilege escalation.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: DESlock+ <= 3.2.6 (DLMFENC.sys 1.0.0.26)
No auth needed
Prerequisites: Local access to the system · DESlock+ <= 3.2.6 installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/41204
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/5142
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/29005
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2008/0597

Scores

EPSS 0.0087
EPSS Percentile 54.1%

Details

CWE
CWE-119
Status published
Products (1)
deslock/deslock < 3.2.6
Published Mar 04, 2008
Tracked Since Feb 18, 2026