UBUNTU-CVE-2021-20330

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Source
https://ubuntu.com/security/CVE-2021-20330
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-20330.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-20330
Upstream
Published
2021-12-15T13:15:00Z
Modified
2025-09-08T16:46:56Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9.

References

Affected packages

Ubuntu:Pro:14.04:LTS / mongodb

Package

Name
mongodb
Purl
pkg:deb/ubuntu/mongodb@1:2.4.9-1ubuntu2?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:2.*

1:2.4.6-0ubuntu5
1:2.4.6-0ubuntu6
1:2.4.8-1ubuntu1
1:2.4.8-2
1:2.4.9-1
1:2.4.9-1ubuntu1
1:2.4.9-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mongodb",
            "binary_version": "1:2.4.9-1ubuntu2"
        },
        {
            "binary_name": "mongodb-clients",
            "binary_version": "1:2.4.9-1ubuntu2"
        },
        {
            "binary_name": "mongodb-dev",
            "binary_version": "1:2.4.9-1ubuntu2"
        },
        {
            "binary_name": "mongodb-server",
            "binary_version": "1:2.4.9-1ubuntu2"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / mongodb

Package

Name
mongodb
Purl
pkg:deb/ubuntu/mongodb@1:2.6.10-0ubuntu1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:2.*

1:2.6.10-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mongodb",
            "binary_version": "1:2.6.10-0ubuntu1"
        },
        {
            "binary_name": "mongodb-clients",
            "binary_version": "1:2.6.10-0ubuntu1"
        },
        {
            "binary_name": "mongodb-server",
            "binary_version": "1:2.6.10-0ubuntu1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / mongodb

Package

Name
mongodb
Purl
pkg:deb/ubuntu/mongodb@1:3.6.3-0ubuntu1.4?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:3.*

1:3.4.7-1
1:3.4.7-1ubuntu1
1:3.4.7-1ubuntu2
1:3.4.7-1ubuntu4
1:3.4.14-3ubuntu1
1:3.4.14-3ubuntu2
1:3.6.3-0ubuntu1
1:3.6.3-0ubuntu1.1
1:3.6.3-0ubuntu1.3
1:3.6.3-0ubuntu1.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mongodb",
            "binary_version": "1:3.6.3-0ubuntu1.4"
        },
        {
            "binary_name": "mongodb-clients",
            "binary_version": "1:3.6.3-0ubuntu1.4"
        },
        {
            "binary_name": "mongodb-server",
            "binary_version": "1:3.6.3-0ubuntu1.4"
        },
        {
            "binary_name": "mongodb-server-core",
            "binary_version": "1:3.6.3-0ubuntu1.4"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / mongodb

Package

Name
mongodb
Purl
pkg:deb/ubuntu/mongodb@1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:3.*

1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu2
1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5
1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.2
1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "mongodb",
            "binary_version": "1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3"
        },
        {
            "binary_name": "mongodb-clients",
            "binary_version": "1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3"
        },
        {
            "binary_name": "mongodb-server",
            "binary_version": "1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3"
        },
        {
            "binary_name": "mongodb-server-core",
            "binary_version": "1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3"
        }
    ]
}