{"id":"UBUNTU-CVE-2017-8283","details":"dpkg-source in dpkg 1.3.0 through 1.18.23 is able to use a non-GNU patch program and does not offer a protection mechanism for blank-indented diff hunks, which allows remote attackers to conduct directory traversal attacks via a crafted Debian source package, as demonstrated by use of dpkg-source on NetBSD.","modified":"2025-07-16T07:37:17.470799Z","published":"2017-04-26T05:59:00Z","withdrawn":"2025-07-18T16:43:58Z","upstream":["CVE-2017-8283"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-8283"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2017/04/20/2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-8283"}],"affected":[{"package":{"name":"dpkg","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/dpkg@1.18.24ubuntu1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.24ubuntu1"}]}],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"dpkg","binary_version":"1.18.24ubuntu1"},{"binary_name":"dpkg-dbgsym","binary_version":"1.18.24ubuntu1"},{"binary_name":"dpkg-dev","binary_version":"1.18.24ubuntu1"},{"binary_name":"dselect","binary_version":"1.18.24ubuntu1"},{"binary_name":"dselect-dbgsym","binary_version":"1.18.24ubuntu1"},{"binary_name":"libdpkg-dev","binary_version":"1.18.24ubuntu1"},{"binary_name":"libdpkg-perl","binary_version":"1.18.24ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-8283.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"negligible"}]}