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ubuntucveUbuntu.comUB:CVE-2020-25654
HistoryOct 27, 2020 - 12:00 a.m.

CVE-2020-25654

2020-10-2700:00:00
ubuntu.com
ubuntu.com
11

7.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C

0.002 Low

EPSS

Percentile

56.4%

An ACL bypass flaw was found in pacemaker. An attacker having a local
account on the cluster and in the haclient group could use IPC
communication with various daemons directly to perform certain tasks that
they would be prevented by ACLs from doing if they went through the
configuration.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchpacemaker< 1.1.18-0ubuntu1.3UNKNOWN
ubuntu20.04noarchpacemaker< 2.0.3-3ubuntu4.1UNKNOWN
ubuntu20.10noarchpacemaker< 2.0.4-2ubuntu3.1UNKNOWN
ubuntu16.04noarchpacemaker< 1.1.14-2ubuntu1.9UNKNOWN

7.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C

0.002 Low

EPSS

Percentile

56.4%

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