IM-Magic Partition Resizer Kernel Driver MDA_NTDRV.sys access control

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Summary

CVECVE-2026-12784
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-21 08:16:23 UTC
Updated2026-06-21 08:16:23 UTC
DescriptionA weakness has been identified in IM-Magic Partition Resizer up to 7.9.0. This affects an unknown function in the library MDA_NTDRV.sys of the component Kernel Driver. This manipulation causes improper access controls. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Risk And Classification

Primary CVSS: v4.0 7.1 HIGH from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-266 | CWE-284 | CWE-284 Improper Access Controls | CWE-266 Incorrect Privilege Assignment

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary7.1HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED8.5HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
3.0CNADECLARED7.8HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
2.0[email protected]Secondary6.8AV:L/AC:L/Au:S/C:C/I:C/A:C
2.0CNADECLARED6.8AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA IM-Magic Partition Resizer affected 7.0 Not specified
CNA IM-Magic Partition Resizer affected 7.1 Not specified
CNA IM-Magic Partition Resizer affected 7.2 Not specified
CNA IM-Magic Partition Resizer affected 7.3 Not specified
CNA IM-Magic Partition Resizer affected 7.4 Not specified
CNA IM-Magic Partition Resizer affected 7.5 Not specified
CNA IM-Magic Partition Resizer affected 7.6 Not specified
CNA IM-Magic Partition Resizer affected 7.7 Not specified
CNA IM-Magic Partition Resizer affected 7.8 Not specified
CNA IM-Magic Partition Resizer affected 7.9.0 Not specified

References

ReferenceSourceLinkTags
vuldb.com/submit/835613 [email protected] vuldb.com
winslow1984.com/books/cve-collection/page/im-magic-partition-resizer-790-kern... [email protected] winslow1984.com
vuldb.com/vuln/372524 [email protected] vuldb.com
vuldb.com/cve/CVE-2026-12784 [email protected] vuldb.com
vuldb.com/vuln/372524/cti [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: winslow1984 (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-06-20T00:00:00.000ZAdvisory disclosed
CNA2026-06-20T02:00:00.000ZVulDB entry created
CNA2026-06-20T11:46:45.000ZVulDB entry last update
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