USN-3796-1

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Source
https://ubuntu.com/security/notices/USN-3796-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3796-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3796-1
Upstream
Related
Published
2018-10-17T12:57:30.161063Z
Modified
2025-10-13T04:34:44Z
Summary
paramiko vulnerability
Details

Daniel Hoffman discovered that Paramiko incorrectly handled authentication when being used as a server. A remote attacker could use this issue to bypass authentication without any credentials.

References

Affected packages

Ubuntu:14.04:LTS / paramiko

Package

Name
paramiko
Purl
pkg:deb/ubuntu/paramiko@1.10.1-1git1ubuntu0.2?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.1-1git1ubuntu0.2

Affected versions

1.*

1.10.1-1
1.10.1-1git1
1.10.1-1git1build1
1.10.1-1git1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.10.1-1git1ubuntu0.2",
            "binary_name": "python-paramiko"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-1000805",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:16.04:LTS / paramiko

Package

Name
paramiko
Purl
pkg:deb/ubuntu/paramiko@1.16.0-1ubuntu0.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.16.0-1ubuntu0.2

Affected versions

1.*

1.15.2-1
1.15.3-1
1.15.3-1ubuntu1
1.16.0-1
1.16.0-1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.16.0-1ubuntu0.2",
            "binary_name": "python-paramiko"
        },
        {
            "binary_version": "1.16.0-1ubuntu0.2",
            "binary_name": "python3-paramiko"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-1000805",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:18.04:LTS / paramiko

Package

Name
paramiko
Purl
pkg:deb/ubuntu/paramiko@2.0.0-1ubuntu1.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.0-1ubuntu1.1

Affected versions

2.*

2.0.0-1
2.0.0-1ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.0.0-1ubuntu1.1",
            "binary_name": "python-paramiko"
        },
        {
            "binary_version": "2.0.0-1ubuntu1.1",
            "binary_name": "python3-paramiko"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-1000805",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}