UBUNTU-CVE-2020-26116

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Source
https://ubuntu.com/security/CVE-2020-26116
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-26116.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-26116
Upstream
Downstream
Related
Published
2020-09-27T04:15:00Z
Modified
2025-07-18T16:46:06Z
Severity
  • 7.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.

References

Affected packages

Ubuntu:Pro:14.04:LTS / python3.4

Package

Name
python3.4
Purl
pkg:deb/ubuntu/python3.4@3.4.3-1ubuntu1~14.04.7+esm8?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.4.3-1ubuntu1~14.04.7+esm8

Affected versions

3.*

3.4~b1-0ubuntu3
3.4~b1-4ubuntu4
3.4~b1-4ubuntu6
3.4~b1-5ubuntu2
3.4~b2-1
3.4~b3-1ubuntu1
3.4~rc1-1build1
3.4~rc2-1
3.4~rc3-0ubuntu1
3.4.0-1
3.4.0-2ubuntu1
3.4.0-2ubuntu1.1
3.4.3-1ubuntu1~14.04.1
3.4.3-1ubuntu1~14.04.3
3.4.3-1ubuntu1~14.04.4
3.4.3-1ubuntu1~14.04.5
3.4.3-1ubuntu1~14.04.6
3.4.3-1ubuntu1~14.04.7
3.4.3-1ubuntu1~14.04.7+esm2
3.4.3-1ubuntu1~14.04.7+esm4
3.4.3-1ubuntu1~14.04.7+esm6
3.4.3-1ubuntu1~14.04.7+esm7

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "idle-python3.4"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-dbg"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-dev"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-dev-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-minimal"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-minimal-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-stdlib"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-stdlib-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "libpython3.4-testsuite"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-dbg"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-dev"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-dev-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-doc"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-examples"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-minimal"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-minimal-dbgsym"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-venv"
        },
        {
            "binary_version": "3.4.3-1ubuntu1~14.04.7+esm8",
            "binary_name": "python3.4-venv-dbgsym"
        }
    ]
}

Ubuntu:Pro:14.04:LTS / python3.5

Package

Name
python3.5
Purl
pkg:deb/ubuntu/python3.5@3.5.2-2ubuntu0~16.04.4~14.04.1+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.5.2-2ubuntu0~16.04.4~14.04.1+esm1

Affected versions

3.*

3.5.2-2ubuntu0~16.04.4~14.04.1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "idle-python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-dbg"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-dev-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-minimal-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-stdlib"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-stdlib-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "libpython3.5-testsuite"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-dbg"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-dev-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-doc"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-examples"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-minimal-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-venv"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.4~14.04.1+esm1",
            "binary_name": "python3.5-venv-dbgsym"
        }
    ]
}

Ubuntu:16.04:LTS / python3.5

Package

Name
python3.5
Purl
pkg:deb/ubuntu/python3.5@3.5.2-2ubuntu0~16.04.12?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.5.2-2ubuntu0~16.04.12

Affected versions

3.*

3.5.0-3
3.5.0-3ubuntu1
3.5.1~rc1-2ubuntu1
3.5.1-1
3.5.1-2
3.5.1-3
3.5.1-5
3.5.1-6ubuntu1
3.5.1-6ubuntu2
3.5.1-9ubuntu1
3.5.1-10
3.5.2-2~16.01
3.5.2-2~16.04
3.5.2-2ubuntu0~16.04.1
3.5.2-2ubuntu0~16.04.2
3.5.2-2ubuntu0~16.04.3
3.5.2-2ubuntu0~16.04.4
3.5.2-2ubuntu0~16.04.5
3.5.2-2ubuntu0~16.04.8
3.5.2-2ubuntu0~16.04.9
3.5.2-2ubuntu0~16.04.10
3.5.2-2ubuntu0~16.04.11

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "idle-python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-dbg"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-dev-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-minimal-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-stdlib"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-stdlib-dbgsym"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "libpython3.5-testsuite"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-dbg"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-doc"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-examples"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.12",
            "binary_name": "python3.5-venv"
        }
    ]
}

Ubuntu:18.04:LTS / python3.6

Package

Name
python3.6
Purl
pkg:deb/ubuntu/python3.6@3.6.9-1~18.04ubuntu1.3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.3

Affected versions

3.*

3.6.3-1ubuntu1
3.6.4~rc1-1
3.6.4~rc1-2
3.6.4-1
3.6.4-2
3.6.4-3build1
3.6.4-4
3.6.5~rc1-1
3.6.5-3
3.6.6-1~18.04
3.6.7-1~18.04
3.6.8-1~18.04.1
3.6.8-1~18.04.2
3.6.8-1~18.04.3
3.6.9-1~18.04
3.6.9-1~18.04ubuntu1
3.6.9-1~18.04ubuntu1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "idle-python3.6"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6-dbg"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6-dev"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6-minimal"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6-stdlib"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "libpython3.6-testsuite"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-dbg"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-dev"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-doc"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-examples"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-minimal"
        },
        {
            "binary_version": "3.6.9-1~18.04ubuntu1.3",
            "binary_name": "python3.6-venv"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / python3.7

Package

Name
python3.7
Purl
pkg:deb/ubuntu/python3.7@3.7.5-2ubuntu1~18.04.2+esm3?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.7.5-2ubuntu1~18.04.2+esm3

Affected versions

3.*

3.7.0~a2-1
3.7.0~a3-1
3.7.0~a3-2
3.7.0~a3-3
3.7.0~a4-1
3.7.0~b1-1
3.7.0~b1-1build1
3.7.0~b2-1
3.7.0~b3-1
3.7.0-1~18.04
3.7.1-1~18.04
3.7.3-2~18.04.1
3.7.5-2~18.04
3.7.5-2~18.04.4
3.7.5-2ubuntu1~18.04.2
3.7.5-2ubuntu1~18.04.2+esm1
3.7.5-2ubuntu1~18.04.2+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "idle-python3.7"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7-dbg"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7-dev"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7-minimal"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7-stdlib"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "libpython3.7-testsuite"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-dbg"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-dev"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-doc"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-examples"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-minimal"
        },
        {
            "binary_version": "3.7.5-2ubuntu1~18.04.2+esm3",
            "binary_name": "python3.7-venv"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / python3.8

Package

Name
python3.8
Purl
pkg:deb/ubuntu/python3.8@3.8.0-3ubuntu1~18.04.2+esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.8.0-3ubuntu1~18.04.2+esm2

Affected versions

3.*

3.8.0-3~18.04
3.8.0-3~18.04.1
3.8.0-3ubuntu1~18.04.2
3.8.0-3ubuntu1~18.04.2+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "idle-python3.8"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8-dbg"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8-dev"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8-minimal"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8-stdlib"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "libpython3.8-testsuite"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8-dbg"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8-dev"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8-examples"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8-minimal"
        },
        {
            "binary_version": "3.8.0-3ubuntu1~18.04.2+esm2",
            "binary_name": "python3.8-venv"
        }
    ]
}