USN-4282-1

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Source
https://ubuntu.com/security/notices/USN-4282-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4282-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-4282-1
Upstream
Related
Published
2020-02-18T12:40:00.518862Z
Modified
2025-10-13T04:35:04Z
Summary
postgresql-10, postgresql-11 vulnerability
Details

It was discovered that PostgreSQL incorrectly performed authorization checks when handling the "ALTER ... DEPENDS ON EXTENSION" sub-commands. A remote attacker could possibly use this issue to drop any function, procedure, materialized view, index, or trigger under certain conditions.

References

Affected packages

Ubuntu:18.04:LTS / postgresql-10

Package

Name
postgresql-10
Purl
pkg:deb/ubuntu/postgresql-10@10.12-0ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
10.12-0ubuntu0.18.04.1

Affected versions

10.*

10.1-1
10.1-2
10.2-1
10.3-1
10.4-0ubuntu0.18.04
10.5-0ubuntu0.18.04
10.6-0ubuntu0.18.04.1
10.7-0ubuntu0.18.04.1
10.8-0ubuntu0.18.04.1
10.9-0ubuntu0.18.04.1
10.10-0ubuntu0.18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libecpg-compat3"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libecpg-dev"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libecpg6"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libpgtypes3"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libpq-dev"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "libpq5"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-client-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-doc-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-plperl-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-plpython-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-plpython3-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-pltcl-10"
        },
        {
            "binary_version": "10.12-0ubuntu0.18.04.1",
            "binary_name": "postgresql-server-dev-10"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-1720",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}