UBUNTU-CVE-2018-7749

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Source
https://ubuntu.com/security/CVE-2018-7749
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-7749.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-7749
Related
Published
2018-03-12T19:29:00Z
Modified
2025-01-13T10:21:35Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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:Pro:16.04:LTS / python-asyncssh

Package

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

{
    "ubuntu_priority": "high"
}

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 

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

Ubuntu:20.04:LTS / python-asyncssh

Package

Name
python-asyncssh
Purl
pkg:deb/ubuntu/python-asyncssh@1.12.2-1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.12.2-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "high",
    "binaries": [
        {
            "binary_version": "1.12.2-1",
            "binary_name": "python-asyncssh-doc"
        },
        {
            "binary_version": "1.12.2-1",
            "binary_name": "python3-asyncssh"
        }
    ]
}