{"id":"UBUNTU-CVE-2018-17456","details":"Git before 2.14.5, 2.15.x before 2.15.3, 2.16.x before 2.16.5, 2.17.x before 2.17.2, 2.18.x before 2.18.1, and 2.19.x before 2.19.1 allows remote code execution during processing of a recursive \"git clone\" of a superproject if a .gitmodules file has a URL field beginning with a '-' character.","modified":"2026-02-04T04:20:51.897099Z","published":"2018-10-06T00:00:00Z","related":["USN-3791-1"],"upstream":["CVE-2018-17456"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-17456"},{"type":"REPORT","url":"https://public-inbox.org/git/xmqqy3bcuy3l.fsf@gitster-ct.c.googlers.com/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3791-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-17456"}],"affected":[{"package":{"name":"git","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/git@1:1.9.1-1ubuntu0.9?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.9.1-1ubuntu0.9"}]}],"versions":["1:1.8.3.2-1","1:1.8.4.2-1","1:1.8.4.3-1","1:1.8.4.4-1","1:1.8.5-1","1:1.8.5.1-1","1:1.8.5.2-1","1:1.8.5.2-2","1:1.8.5.3-1","1:1.9~rc1-1","1:1.9.0-1","1:1.9.1-1","1:1.9.1-1ubuntu0.1","1:1.9.1-1ubuntu0.2","1:1.9.1-1ubuntu0.3","1:1.9.1-1ubuntu0.4","1:1.9.1-1ubuntu0.5","1:1.9.1-1ubuntu0.6","1:1.9.1-1ubuntu0.7","1:1.9.1-1ubuntu0.8"],"ecosystem_specific":{"binaries":[{"binary_name":"git","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-all","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-arch","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-bzr","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-core","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-cvs","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-daemon-run","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-daemon-sysvinit","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-el","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-email","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-gui","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-man","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-mediawiki","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"git-svn","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"gitk","binary_version":"1:1.9.1-1ubuntu0.9"},{"binary_name":"gitweb","binary_version":"1:1.9.1-1ubuntu0.9"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17456.json"}},{"package":{"name":"git","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/git@1:2.7.4-0ubuntu1.5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.7.4-0ubuntu1.5"}]}],"versions":["1:2.5.0-1","1:2.6.2-1","1:2.6.3-1","1:2.6.4-1","1:2.7.0~rc3-1","1:2.7.0-1","1:2.7.3-0ubuntu1","1:2.7.4-0ubuntu1","1:2.7.4-0ubuntu1.1","1:2.7.4-0ubuntu1.2","1:2.7.4-0ubuntu1.3","1:2.7.4-0ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_name":"git","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-all","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-arch","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-core","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-cvs","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-daemon-run","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-daemon-sysvinit","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-el","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-email","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-gui","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-man","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-mediawiki","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"git-svn","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"gitk","binary_version":"1:2.7.4-0ubuntu1.5"},{"binary_name":"gitweb","binary_version":"1:2.7.4-0ubuntu1.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17456.json"}},{"package":{"name":"git","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/git@1:2.17.1-1ubuntu0.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.17.1-1ubuntu0.3"}]}],"versions":["1:2.14.1-1ubuntu4","1:2.15.1-1ubuntu2","1:2.17.0-1ubuntu1","1:2.17.1-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"git","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-all","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-cvs","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-daemon-run","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-daemon-sysvinit","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-el","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-email","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-gui","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-man","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-mediawiki","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"git-svn","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"gitk","binary_version":"1:2.17.1-1ubuntu0.3"},{"binary_name":"gitweb","binary_version":"1:2.17.1-1ubuntu0.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17456.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":"medium"}]}