UBUNTU-CVE-2023-50782

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Source
https://ubuntu.com/security/CVE-2023-50782
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-50782.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2023-50782
Upstream
Downstream
Related
Published
2024-02-05T21:15:00Z
Modified
2025-07-18T16:54:43Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.

References

Affected packages

Ubuntu:Pro:16.04:LTS / python-cryptography

Package

Name
python-cryptography
Purl
pkg:deb/ubuntu/python-cryptography@1.2.3-1ubuntu0.3+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.3-1ubuntu0.3+esm1

Affected versions

1.*

1.0.1-1ubuntu1
1.0.2-1
1.1-1
1.1.1-1
1.1.1-1ubuntu1
1.1.1-1ubuntu2
1.1.1-1ubuntu3
1.2.2-2
1.2.3-1
1.2.3-1ubuntu0.1
1.2.3-1ubuntu0.2
1.2.3-1ubuntu0.3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python-cryptography",
            "binary_version": "1.2.3-1ubuntu0.3+esm1"
        },
        {
            "binary_name": "python-cryptography-doc",
            "binary_version": "1.2.3-1ubuntu0.3+esm1"
        },
        {
            "binary_name": "python3-cryptography",
            "binary_version": "1.2.3-1ubuntu0.3+esm1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / python-cryptography

Package

Name
python-cryptography
Purl
pkg:deb/ubuntu/python-cryptography@2.1.4-1ubuntu1.4+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.4-1ubuntu1.4+esm1

Affected versions

1.*

1.9-1

2.*

2.1.3-3
2.1.4-1
2.1.4-1build1
2.1.4-1build2
2.1.4-1ubuntu1
2.1.4-1ubuntu1.1
2.1.4-1ubuntu1.2
2.1.4-1ubuntu1.3
2.1.4-1ubuntu1.4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python-cryptography",
            "binary_version": "2.1.4-1ubuntu1.4+esm1"
        },
        {
            "binary_name": "python-cryptography-dbgsym",
            "binary_version": "2.1.4-1ubuntu1.4+esm1"
        },
        {
            "binary_name": "python-cryptography-doc",
            "binary_version": "2.1.4-1ubuntu1.4+esm1"
        },
        {
            "binary_name": "python3-cryptography",
            "binary_version": "2.1.4-1ubuntu1.4+esm1"
        },
        {
            "binary_name": "python3-cryptography-dbgsym",
            "binary_version": "2.1.4-1ubuntu1.4+esm1"
        }
    ]
}

Ubuntu:20.04:LTS / python-cryptography

Package

Name
python-cryptography
Purl
pkg:deb/ubuntu/python-cryptography@2.8-3ubuntu0.3?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.8-3ubuntu0.3

Affected versions

2.*

2.6.1-3.1
2.6.1-4
2.6.1-4ubuntu1
2.8-1ubuntu2
2.8-2
2.8-3
2.8-3ubuntu0.1
2.8-3ubuntu0.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-cryptography",
            "binary_version": "2.8-3ubuntu0.3"
        },
        {
            "binary_name": "python-cryptography-dbgsym",
            "binary_version": "2.8-3ubuntu0.3"
        },
        {
            "binary_name": "python-cryptography-doc",
            "binary_version": "2.8-3ubuntu0.3"
        },
        {
            "binary_name": "python3-cryptography",
            "binary_version": "2.8-3ubuntu0.3"
        },
        {
            "binary_name": "python3-cryptography-dbgsym",
            "binary_version": "2.8-3ubuntu0.3"
        }
    ]
}

Ubuntu:22.04:LTS / python-cryptography

Package

Name
python-cryptography
Purl
pkg:deb/ubuntu/python-cryptography@3.4.8-1ubuntu2.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.4.8-1ubuntu2.2

Affected versions

3.*

3.3.2-1
3.3.2-1build1
3.4.8-1
3.4.8-1ubuntu1
3.4.8-1ubuntu2
3.4.8-1ubuntu2.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-cryptography-doc",
            "binary_version": "3.4.8-1ubuntu2.2"
        },
        {
            "binary_name": "python3-cryptography",
            "binary_version": "3.4.8-1ubuntu2.2"
        },
        {
            "binary_name": "python3-cryptography-dbgsym",
            "binary_version": "3.4.8-1ubuntu2.2"
        }
    ]
}