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CVE Record

CVE-2026-12217: DVDFab Virtual Drive Signed Kernel Driver dvdfabio.sys privileges management

A security vulnerability has been detected in DVDFab Virtual Drive 2.0.0.5. Impacted is an unknown function in the library dvdfabio.sys of the component Signed Kernel Driver. The manipulation leads to improper privilege management. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

HighCVSS 8.5Not KEV-listed Updated
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Glexia's Take high

Analyst readout for executives and security teams

Plain-English summary

DVDFab Virtual Drive 2.0.0.5 includes a signed Windows kernel driver, dvdfabio.sys, with improper privilege management. A local user could abuse it to gain higher privileges on the machine. This is most urgent where the product is installed on workstations or servers used by standard users.

Executive priority

Treat as high priority for affected endpoints, especially shared workstations and sensitive systems. The issue is local, not remotely reachable by itself, but it can turn limited access into broader endpoint compromise.

Technical view

CVE-2026-12217 affects DVDFab Virtual Drive 2.0.0.5, specifically the signed kernel driver dvdfabio.sys. The issue is classified under CWE-266 and CWE-269. CVSS 4.0 is 8.5 with local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.

Likely exposure

Exposure appears limited to Windows systems with DVDFab Virtual Drive 2.0.0.5 installed and the dvdfabio.sys driver present or loaded. The sources do not identify other affected versions.

Exploitation context

The vulnerability requires local access and low privileges. Public disclosure of exploit information is reported by VulDB, but CISA KEV is not indicated and the provided sources do not confirm active exploitation in the wild.

Researcher notes

Evidence is currently centered on VulDB and a public disclosure reference. The affected version is listed as 2.0.0.5 only. No official vendor fix, workaround, or advisory is included in the provided sources.

Mitigation direction

  • Identify endpoints running DVDFab Virtual Drive 2.0.0.5.
  • Remove the software where it is not business-required.
  • Check DVDFab or VulDB guidance for any vendor update or workaround.
  • Restrict local interactive access on systems where the driver remains installed.
  • Monitor for unexpected use of the dvdfabio.sys driver.

Validation and detection

  • Inventory installed DVDFab Virtual Drive versions across managed endpoints.
  • Check whether dvdfabio.sys is present on systems.
  • Confirm whether the driver is loaded on endpoints.
  • Prioritize systems with standard users or shared workstation access.
  • Track vendor advisories because no vendor response is reported.
Prepared
Confidence
medium
Sources
7

Public sources used

Based on public source material and reviewed before publication.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-266: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cwe · medium confidence lookup

CWE-269: Authorization and privilege behavior lookup

Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2026-12217 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profile CVE Program record
Severity
High
CVSS
8.5 (4.0)
Known Exploited
No
Published

Vector: 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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

4 CVSS vectors
6 Timeline events
0 ADP providers
6 Source links

CVSS vector scores

4 official scores

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

Score Version Severity Vector Exploit Impact Source
8.5 CVSS 4.0 High 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 — — VulDB
7.8 CVSS 3.1 High CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R 1.8 5.9 VulDB
7.8 CVSS 3.0 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 1.8 5.9 VulDB
6.8 CVSS 2.0 Medium AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR 3.1 10 VulDB

Vulnerability scoring details

Base CVSS 4.0 score

8.5 High
CVSS 4.0 vector shape for CVE-2026-12217 Attack VectorAttack ComplexityAttack RequirementsPrivileges RequiredUser InteractionVS ConfidentialityVS IntegrityVS AvailabilitySS ConfidentialitySS IntegritySS Availability

Vector: 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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Attack Requirements
NonePresent
Privileges Required
NoneLowHigh
User Interaction
NonePassiveActive
VS Confidentiality
HighLowNone
VS Integrity
HighLowNone
VS Availability
HighLowNone
SS Confidentiality
HighLowNone
SS Integrity
HighLowNone
SS Availability
HighLowNone

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. Source timeline VulDB

    Advisory disclosed

  2. Source timeline VulDB

    VulDB entry created

  3. CVE reserved CVE Program

    The CVE ID was reserved by the assigning CNA.

  4. Source timeline VulDB

    VulDB entry last update

  5. CVE published CVE Program

    The CVE record was published.

  6. CVE updated CVE Program

    The CVE record metadata indicates this as the latest update time.

Source materials

Affected products

Products and packages named in the record

Vendor Product Version / package Status
DVDFab Virtual Drive 2.0.0.5 Listed
Weakness

CWE details

CWE-266CWE-269

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-266 · source CWE mapping

Incorrect Privilege Assignment

Incorrect Privilege Assignment represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

Open CWE intelligence Same-CWE CVEs
CWE-269 · source CWE mapping

Improper Privilege Management

Improper Privilege Management represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

Open CWE intelligence Same-CWE CVEs