{"id":"UBUNTU-CVE-2013-4420","details":"Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file.","modified":"2025-07-16T07:17:08.959901Z","published":"2014-02-20T16:55:00Z","withdrawn":"2025-07-18T16:42:55Z","upstream":["CVE-2013-4420"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-4420"},{"type":"REPORT","url":"https://lists.feep.net:8080/pipermail/libtar/2013-October/000362.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-4420"}],"affected":[{"package":{"name":"libtar","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libtar@1.2.20-4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.20-4"}]}],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libtar-dev","binary_version":"1.2.20-4"},{"binary_name":"libtar0","binary_version":"1.2.20-4"},{"binary_name":"libtar0-dbgsym","binary_version":"1.2.20-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-4420.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}