CVE-2021-27203 : In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL code

In Dekart Private Disk 2.15, invalid use of the Type3 user buffer for IOCTL codes using METHOD_NEITHER results in arbitrary memory dereferencing.

Published 2021-02-16 20:15:16

Updated 2021-02-22 14:51:36

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-27203

Dekart » Private Disk » Version: 2.15
cpe:2.3:a:dekart:private_disk:2.15:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 11 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.9	MEDIUM	AV:L/AC:L/Au:N/C:N/I:N/A:C	3.9	6.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

https://www.dekart.com/products/encryption/private_disk

403 Forbidden
Product;Vendor Advisory
https://www.rootshellsecurity.net/rootshell-discover-denial-of-service-flaw-dekart-private-disk-encryption-software/

Rootshell Discover A Denial Of Service Flaw In Dekart Private Disk Encryption Software | Rootshell Security
Exploit;Third Party Advisory

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