UBUNTU-CVE-2018-7749

The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.

References

Affected packages

Ubuntu:16.04:LTS / python-asyncssh

Package

Name: python-asyncssh
Purl: pkg:deb/ubuntu/python-asyncssh@1.3.0-1?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.2.0-1

1.2.1-1

1.3.0-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "python3-asyncssh",
            "binary_version": "1.3.0-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-7749.json"

Ubuntu:Pro:18.04:LTS / python-asyncssh

Package

Name: python-asyncssh
Purl: pkg:deb/ubuntu/python-asyncssh@1.11.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.11.1-1ubuntu0.1~esm1

Affected versions

1.*

1.8.1-2

1.11.0-2

1.11.1-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "python3-asyncssh",
            "binary_version": "1.11.1-1ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-7749.json"