UBUNTU-CVE-2020-25659

See a problem?

Source

https://ubuntu.com/security/notices/UBUNTU-CVE-2020-25659

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25659.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-25659

Related

Published

2020-10-28T00:00:00Z

Modified

2020-10-28T00:00:00Z

Severity

5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator

Summary

[none]

Details

python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.

References

Affected packages

Ubuntu:16.04:LTS / python-cryptography

Package

Name: python-cryptography
Purl: pkg:deb/ubuntu/python-cryptography@1.2.3-1ubuntu0.3?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.2.3-1ubuntu0.3

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

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "python-cryptography": "1.2.3-1ubuntu0.3",
            "python-cryptography-doc": "1.2.3-1ubuntu0.3",
            "python3-cryptography": "1.2.3-1ubuntu0.3"
        }
    ]
}

Ubuntu:18.04:LTS / python-cryptography

Package

Name: python-cryptography
Purl: pkg:deb/ubuntu/python-cryptography@2.1.4-1ubuntu1.4?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.1.4-1ubuntu1.4

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

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "python-cryptography": "2.1.4-1ubuntu1.4",
            "python-cryptography-dbgsym": "2.1.4-1ubuntu1.4",
            "python-cryptography-doc": "2.1.4-1ubuntu1.4",
            "python3-cryptography": "2.1.4-1ubuntu1.4",
            "python3-cryptography-dbgsym": "2.1.4-1ubuntu1.4"
        }
    ]
}

Ubuntu:20.04:LTS / python-cryptography

Package

Name: python-cryptography
Purl: pkg:deb/ubuntu/python-cryptography@2.8-3ubuntu0.1?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.8-3ubuntu0.1

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

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "python-cryptography": "2.8-3ubuntu0.1",
            "python-cryptography-dbgsym": "2.8-3ubuntu0.1",
            "python-cryptography-doc": "2.8-3ubuntu0.1",
            "python3-cryptography": "2.8-3ubuntu0.1",
            "python3-cryptography-dbgsym": "2.8-3ubuntu0.1"
        }
    ]
}