ubuntu-cve-2025-47203
Vulnerability from osv_ubuntu
Published
2025-05-07 18:15
Modified
2026-01-20 05:33
Summary
Details

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


{
  "affected": [
    {
      "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"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2016.72-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2014.65-1ubuntu2",
        "2015.68-1",
        "2015.70-1",
        "2015.71-1",
        "2016.72-1"
      ]
    },
    {
      "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"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2017.75-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2017.75-2",
        "2017.75-3build1",
        "2017.75-3ubuntu0.1~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"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2019.78-2ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2019.78-2build1",
        "2019.78-2ubuntu0.1~esm1"
      ]
    },
    {
      "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"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2020.81-5ubuntu0.1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2020.81-3",
        "2020.81-4",
        "2020.81-5",
        "2020.81-5ubuntu0.1"
      ]
    },
    {
      "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"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2022.83-4?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2022.83-2",
        "2022.83-3",
        "2022.83-4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "dropbear",
            "binary_version": "2025.88-2"
          },
          {
            "binary_name": "dropbear-bin",
            "binary_version": "2025.88-2"
          },
          {
            "binary_name": "dropbear-initramfs",
            "binary_version": "2025.88-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "dropbear",
        "purl": "pkg:deb/ubuntu/dropbear@2025.88-2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2024.86-2",
        "2025.88-2"
      ]
    }
  ],
  "aliases": [],
  "details": "dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.",
  "id": "UBUNTU-CVE-2025-47203",
  "modified": "2026-01-20T05:33:07Z",
  "published": "2025-05-07T18:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-47203"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-47203"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/mkj/dropbear/blob/master/CHANGES"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/mkj/dropbear/blob/master/src/cli-main.c"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-47203"
  ]
}



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