{"id":"UBUNTU-CVE-2025-47203","details":"dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.","modified":"2026-01-20T18:48:40.941986Z","published":"2025-05-07T18:15:00Z","upstream":["CVE-2025-47203"],"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"}],"affected":[{"package":{"name":"dropbear","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dropbear@2016.72-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2014.65-1ubuntu2","2015.68-1","2015.70-1","2015.71-1","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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}},{"package":{"name":"dropbear","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/dropbear@2017.75-3ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}},{"package":{"name":"dropbear","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/dropbear@2019.78-2ubuntu0.1~esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}},{"package":{"name":"dropbear","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dropbear@2020.81-5ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}},{"package":{"name":"dropbear","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/dropbear@2022.83-4?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}},{"package":{"name":"dropbear","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/dropbear@2025.88-2?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2024.86-2","2025.88-2"],"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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-47203.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}