SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2008-1140

DLMFDISK.sys 1.2.0.27 in DESlock+ 3.2.6 and earlier allows local users to gain privileges via a certain DLKFDISK_IOCTL request to \\.\DLKFDisk_Control that overwrites a data structure associated with a mounted pseudo-filesystem, aka the "ring0 SYSTEM"…

EXPLOIT ✓HIGH 7.2EPSS 0.83%

Does this matter?

A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 0.8%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

DLMFDISK.sys 1.2.0.27 in DESlock+ 3.2.6 and earlier allows local users to gain privileges via a certain DLKFDISK_IOCTL request to \\.\DLKFDisk_Control that overwrites a data structure associated with a mounted pseudo-filesystem, aka the "ring0 SYSTEM" vulnerability.

CVSS 2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
0.83% probability · 57th percentile
Public exploits
1 in Exploit-DB · verified · first 18 February 2008
CISA KEV
Not listed
Weakness
CWE-264
Affected
deslock/deslock
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.83%26 October 202626 October 2026

EPSS 0.8% 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.

EDB-IDTitleTypePublishedVerified
EDB-5144source ↗DESlock+ < 3.2.6 - 'DLMFDISK.sy's Local kernel Ring0 SYSTEMwindows · mu-blocal18 February 2008yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.