CVE-2021-27203
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using...
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.
- Record
CVE-2021-27203- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE ListNo score
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.
- Record
CVE-2021-27203- Updated
- 2026-11-02
EUVDEUVD-2021-13968No score
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.
- Record
EUVD-2021-13968- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rg7c-qr9w-vgfhNo score
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using...
In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.
- Record
GHSA-rg7c-qr9w-vgfh- Weakness
- CWE-476
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27203 is a medium vulnerability (CVSS 5.5) in Dekart Private Disk, published February 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.