{"id":"USN-5745-1","summary":"shadow vulnerability","details":"Florian Weimer discovered that shadow was not properly copying and removing\nuser directory trees, which could lead to a race condition. A local attacker\ncould possibly use this issue to setup a symlink attack and alter or remove\ndirectories without authorization.\n","modified":"2026-05-20T16:06:05.928971948Z","published":"2022-11-28T14:28:11Z","related":["UBUNTU-CVE-2013-4235"],"upstream":["CVE-2013-4235","UBUNTU-CVE-2013-4235"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5745-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-4235"}],"affected":[{"package":{"name":"shadow","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/shadow?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.5.1-1ubuntu9.5+esm2"}]}],"versions":["1:4.1.5.1-1ubuntu6","1:4.1.5.1-1ubuntu7","1:4.1.5.1-1ubuntu8","1:4.1.5.1-1ubuntu9","1:4.1.5.1-1ubuntu9.1","1:4.1.5.1-1ubuntu9.2","1:4.1.5.1-1ubuntu9.4","1:4.1.5.1-1ubuntu9.5","1:4.1.5.1-1ubuntu9.5+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.1.5.1-1ubuntu9.5+esm2","binary_name":"login"},{"binary_version":"1:4.1.5.1-1ubuntu9.5+esm2","binary_name":"passwd"},{"binary_version":"1:4.1.5.1-1ubuntu9.5+esm2","binary_name":"uidmap"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5745-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}},{"package":{"name":"shadow","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/shadow?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2-3.1ubuntu5.5+esm2"}]}],"versions":["1:4.1.5.1-1.1ubuntu7","1:4.2-3.1ubuntu1","1:4.2-3.1ubuntu2","1:4.2-3.1ubuntu3","1:4.2-3.1ubuntu4","1:4.2-3.1ubuntu5","1:4.2-3.1ubuntu5.2","1:4.2-3.1ubuntu5.3","1:4.2-3.1ubuntu5.4","1:4.2-3.1ubuntu5.5+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.2-3.1ubuntu5.5+esm2","binary_name":"passwd"},{"binary_version":"1:4.2-3.1ubuntu5.5+esm2","binary_name":"login"},{"binary_version":"1:4.2-3.1ubuntu5.5+esm2","binary_name":"uidmap"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5745-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"shadow","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/shadow?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.5-1ubuntu2.4"}]}],"versions":["1:4.2-3.2ubuntu4","1:4.5-1ubuntu1","1:4.5-1ubuntu2","1:4.5-1ubuntu2.2","1:4.5-1ubuntu2.3"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.5-1ubuntu2.4","binary_name":"login"},{"binary_version":"1:4.5-1ubuntu2.4","binary_name":"passwd"},{"binary_version":"1:4.5-1ubuntu2.4","binary_name":"uidmap"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5745-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"shadow","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/shadow?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.8.1-1ubuntu5.20.04.3"}]}],"versions":["1:4.5-1.1ubuntu4","1:4.8-1ubuntu1","1:4.8.1-1ubuntu1","1:4.8.1-1ubuntu2","1:4.8.1-1ubuntu3","1:4.8.1-1ubuntu4","1:4.8.1-1ubuntu5","1:4.8.1-1ubuntu5.20.04","1:4.8.1-1ubuntu5.20.04.1","1:4.8.1-1ubuntu5.20.04.2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.8.1-1ubuntu5.20.04.3","binary_name":"login"},{"binary_version":"1:4.8.1-1ubuntu5.20.04.3","binary_name":"passwd"},{"binary_version":"1:4.8.1-1ubuntu5.20.04.3","binary_name":"uidmap"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5745-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"shadow","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/shadow?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.8.1-2ubuntu2.1"}]}],"versions":["1:4.8.1-1ubuntu9","1:4.8.1-1ubuntu10","1:4.8.1-2ubuntu1","1:4.8.1-2ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.8.1-2ubuntu2.1","binary_name":"login"},{"binary_version":"1:4.8.1-2ubuntu2.1","binary_name":"passwd"},{"binary_version":"1:4.8.1-2ubuntu2.1","binary_name":"uidmap"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5745-1.json","cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2013-4235"}],"ecosystem":"Ubuntu:22.04:LTS"}}}],"schema_version":"1.7.5"}