CVE-2020-25284

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

13/09/2020

Last modified:

28/04/2022

Description

The rbd block device driver in drivers/block/rbd.c in the Linux kernel through 5.8.9 used incomplete permission checking for access to rbd devices, which could be leveraged by local attackers to map or unmap rbd block devices, aka CID-f44d04e696fe.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.10 MEDIUM
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x

4.10

Severity 3.x

MEDIUM

Vector 2.0

AV:L/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 1.90 LOW
Vector: AV:L/AC:M/Au:N/C:N/I:P/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0

1.90

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::		5.8.9 (excluding)
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:opensuse:leap:15.1:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2020-25284

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools