Keepalived vulnerability

2021-12-1300:00:00

ubuntu.com

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

5.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

46.6%

JSON

Releases

Ubuntu 21.10
Ubuntu 21.04
Ubuntu 20.04 LTS
Ubuntu 18.04 ESM

Packages

keepalived - Failover and monitoring daemon for LVS clusters

Details

It was discovered that Keepalived incorrectly handled certain messages.
An attacker could possibly use this issue to access-control bypass.

OSVersionArchitecturePackageVersionFilename
Ubuntu21.10noarchkeepalived< 1:2.1.5-0.2ubuntu1.1UNKNOWN
Ubuntu21.10noarchkeepalived-dbgsym< 1:2.1.5-0.2ubuntu1.1UNKNOWN
Ubuntu21.04noarchkeepalived< 1:2.1.5-0.2ubuntu0.1UNKNOWN
Ubuntu21.04noarchkeepalived-dbgsym< 1:2.1.5-0.2ubuntu0.1UNKNOWN
Ubuntu20.04noarchkeepalived< 1:2.0.19-2ubuntu0.1UNKNOWN
Ubuntu20.04noarchkeepalived-dbgsym< 1:2.0.19-2ubuntu0.1UNKNOWN
Ubuntu18.04noarchkeepalived< 1:1.3.9-1ubuntu0.18.04.3UNKNOWN
Ubuntu18.04noarchkeepalived-dbgsym< 1:1.3.9-1ubuntu0.18.04.3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Ubuntu	21.10	noarch	keepalived	< 1:2.1.5-0.2ubuntu1.1	UNKNOWN
Ubuntu	21.10	noarch	keepalived-dbgsym	< 1:2.1.5-0.2ubuntu1.1	UNKNOWN
Ubuntu	21.04	noarch	keepalived	< 1:2.1.5-0.2ubuntu0.1	UNKNOWN
Ubuntu	21.04	noarch	keepalived-dbgsym	< 1:2.1.5-0.2ubuntu0.1	UNKNOWN
Ubuntu	20.04	noarch	keepalived	< 1:2.0.19-2ubuntu0.1	UNKNOWN
Ubuntu	20.04	noarch	keepalived-dbgsym	< 1:2.0.19-2ubuntu0.1	UNKNOWN
Ubuntu	18.04	noarch	keepalived	< 1:1.3.9-1ubuntu0.18.04.3	UNKNOWN
Ubuntu	18.04	noarch	keepalived-dbgsym	< 1:1.3.9-1ubuntu0.18.04.3	UNKNOWN