UBUNTU-CVE-2025-47203

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Source
https://ubuntu.com/security/CVE-2025-47203
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-47203
Upstream
Published
2025-05-07T18:15:00Z
Modified
2025-09-08T17:11:57Z
Severity
  • 4.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.

References

Affected packages

Ubuntu:Pro:16.04:LTS / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2016.72-1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2014.*

2014.65-1ubuntu2

2015.*

2015.68-1
2015.70-1
2015.71-1

2016.*

2016.72-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2016.72-1"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2016.72-1"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2016.72-1"
        },
        {
            "binary_name": "dropbear-run",
            "binary_version": "2016.72-1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2017.75-3ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2017.*

2017.75-2
2017.75-3build1
2017.75-3ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2017.75-3ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2017.75-3ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2017.75-3ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-run",
            "binary_version": "2017.75-3ubuntu0.1~esm1"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2019.78-2ubuntu0.1~esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2019.*

2019.78-2build1
2019.78-2ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2019.78-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2019.78-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2019.78-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "dropbear-run",
            "binary_version": "2019.78-2ubuntu0.1~esm1"
        }
    ]
}

Ubuntu:22.04:LTS / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2020.81-5ubuntu0.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2020.*

2020.81-3
2020.81-4
2020.81-5
2020.81-5ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2020.81-5ubuntu0.1"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2020.81-5ubuntu0.1"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2020.81-5ubuntu0.1"
        },
        {
            "binary_name": "dropbear-run",
            "binary_version": "2020.81-5ubuntu0.1"
        }
    ]
}

Ubuntu:24.04:LTS / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2022.83-4?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2022.*

2022.83-2
2022.83-3
2022.83-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2022.83-4"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2022.83-4"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2022.83-4"
        }
    ]
}

Ubuntu:25.04 / dropbear

Package

Name
dropbear
Purl
pkg:deb/ubuntu/dropbear@2024.86-2?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2024.*

2024.85-3
2024.86-1
2024.86-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dropbear",
            "binary_version": "2024.86-2"
        },
        {
            "binary_name": "dropbear-bin",
            "binary_version": "2024.86-2"
        },
        {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2024.86-2"
        }
    ]
}