USN-4333-2

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Source
https://ubuntu.com/security/notices/USN-4333-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4333-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4333-2
Upstream
Related
Published
2020-04-30T11:37:51.207258Z
Modified
2025-10-13T04:35:06Z
Summary
python3.8 vulnerabilities
Details

USN-4333-1 fixed vulnerabilities in Python. This update provides the corresponding update for Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that Python incorrectly stripped certain characters from requests. A remote attacker could use this issue to perform CRLF injection. (CVE-2019-18348)

It was discovered that Python incorrectly handled certain HTTP requests. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-8492)

References

Affected packages

Ubuntu:20.04:LTS / python3.8

Package

Name
python3.8
Purl
pkg:deb/ubuntu/python3.8@3.8.2-1ubuntu1.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.8.2-1ubuntu1.1

Affected versions

3.*

3.8.0-1
3.8.0-2
3.8.0-3
3.8.0-4
3.8.0-5
3.8.1-2ubuntu3
3.8.2~rc1-1ubuntu1
3.8.2-1
3.8.2-1ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "idle-python3.8"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "libpython3.8"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "libpython3.8-dev"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "libpython3.8-minimal"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "libpython3.8-stdlib"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "libpython3.8-testsuite"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "python3.8"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "python3.8-dev"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "python3.8-examples"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "python3.8-minimal"
        },
        {
            "binary_version": "3.8.2-1ubuntu1.1",
            "binary_name": "python3.8-venv"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-18348",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-8492",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}