USN-5188-1

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Source
https://ubuntu.com/security/notices/USN-5188-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5188-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5188-1
Upstream
Related
Published
2021-12-13T16:03:59.855970Z
Modified
2025-10-13T04:35:42Z
Summary
keepalived vulnerability
Details

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

References

Affected packages

Ubuntu:18.04:LTS / keepalived

Package

Name
keepalived
Purl
pkg:deb/ubuntu/keepalived@1:1.3.9-1ubuntu0.18.04.3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.3.9-1ubuntu0.18.04.3

Affected versions

1:1.*

1:1.3.2-1build1
1:1.3.9-1
1:1.3.9-1build1
1:1.3.9-1ubuntu0.18.04.1
1:1.3.9-1ubuntu0.18.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:1.3.9-1ubuntu0.18.04.3",
            "binary_name": "keepalived"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-44225",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / keepalived

Package

Name
keepalived
Purl
pkg:deb/ubuntu/keepalived@1:2.0.19-2ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:2.0.19-2ubuntu0.1

Affected versions

1:2.*

1:2.0.10-1build2
1:2.0.19-1build1
1:2.0.19-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:2.0.19-2ubuntu0.1",
            "binary_name": "keepalived"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-44225",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}