USN-4742-1

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Source
https://ubuntu.com/security/notices/USN-4742-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4742-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-4742-1
Upstream
Related
Published
2021-02-22T14:08:03.734371Z
Modified
2025-10-13T04:35:21Z
Summary
python-django vulnerability
Details

It was discovered that Django incorrectly accepted semicolons as query parameters. A remote attacker could possibly use this issue to perform a Web Cache Poisoning attack.

References

Affected packages

Ubuntu:18.04:LTS / python-django

Package

Name
python-django
Purl
pkg:deb/ubuntu/python-django@1:1.11.11-1ubuntu1.11?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.11.11-1ubuntu1.11

Affected versions

1:1.*

1:1.11.4-1ubuntu1
1:1.11.6-1ubuntu1
1:1.11.9-1ubuntu1
1:1.11.11-1ubuntu1
1:1.11.11-1ubuntu1.1
1:1.11.11-1ubuntu1.2
1:1.11.11-1ubuntu1.3
1:1.11.11-1ubuntu1.4
1:1.11.11-1ubuntu1.5
1:1.11.11-1ubuntu1.6
1:1.11.11-1ubuntu1.7
1:1.11.11-1ubuntu1.8
1:1.11.11-1ubuntu1.9
1:1.11.11-1ubuntu1.10

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1:1.11.11-1ubuntu1.11",
            "binary_name": "python-django"
        },
        {
            "binary_version": "1:1.11.11-1ubuntu1.11",
            "binary_name": "python-django-common"
        },
        {
            "binary_version": "1:1.11.11-1ubuntu1.11",
            "binary_name": "python3-django"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-23336",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / python-django

Package

Name
python-django
Purl
pkg:deb/ubuntu/python-django@2:2.2.12-1ubuntu0.4?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:2.2.12-1ubuntu0.4

Affected versions

1:1.*

1:1.11.22-1ubuntu1

2:2.*

2:2.2.6-1ubuntu1
2:2.2.9-2ubuntu1
2:2.2.10-1
2:2.2.10-1ubuntu1
2:2.2.11-1
2:2.2.12-1
2:2.2.12-1ubuntu0.1
2:2.2.12-1ubuntu0.2
2:2.2.12-1ubuntu0.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:2.2.12-1ubuntu0.4",
            "binary_name": "python3-django"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-23336",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}