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ubuntucveUbuntu.comUB:CVE-2020-25284
HistorySep 13, 2020 - 12:00 a.m.

CVE-2020-25284

2020-09-1300:00:00
ubuntu.com
ubuntu.com
15

4.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

1.9 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:N/I:P/A:N

0.0004 Low

EPSS

Percentile

5.3%

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.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux-aws< 4.15.0-1088.93UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1030.31UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1082.86) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1118.132UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1030.31~18.04.1UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1088.93~16.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1032.33UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1100.111~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1100.111~16.04.1UNKNOWN
ubuntu18.04noarchlinux-gke-4.15< 4.15.0-1074.79UNKNOWN
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4.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

1.9 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:N/I:P/A:N

0.0004 Low

EPSS

Percentile

5.3%