USN-5351-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5351-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5351-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5351-1
Upstream
Related
Published
2022-03-28T16:43:01.130355Z
Modified
2025-10-13T04:35:50Z
Summary
paramiko vulnerability
Details

Jan Schejbal discovered that Paramiko incorrectly handled permissions when writing private key files. A local attacker could possibly use this issue to gain access to private keys.

References

Affected packages

Ubuntu:18.04:LTS / paramiko

Package

Name
paramiko
Purl
pkg:deb/ubuntu/paramiko@2.0.0-1ubuntu1.3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.0-1ubuntu1.3

Affected versions

2.*

2.0.0-1
2.0.0-1ubuntu1
2.0.0-1ubuntu1.1
2.0.0-1ubuntu1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.0.0-1ubuntu1.3",
            "binary_name": "python-paramiko"
        },
        {
            "binary_version": "2.0.0-1ubuntu1.3",
            "binary_name": "python3-paramiko"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-24302",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}

Ubuntu:20.04:LTS / paramiko

Package

Name
paramiko
Purl
pkg:deb/ubuntu/paramiko@2.6.0-2ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.0-2ubuntu0.1

Affected versions

2.*

2.6.0-1
2.6.0-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.6.0-2ubuntu0.1",
            "binary_name": "python3-paramiko"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-24302",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}