{"id":"UBUNTU-CVE-2020-36193","details":"Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.","modified":"2026-02-04T03:48:42.606511Z","published":"2021-01-18T20:15:00Z","related":["USN-4723-1"],"upstream":["CVE-2020-36193"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-36193"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4723-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-36193"},{"type":"REPORT","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog"}],"affected":[{"package":{"name":"php-pear","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/php-pear@1:1.10.1+submodules+notgz-6ubuntu0.3?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.10.1+submodules+notgz-6ubuntu0.3"}]}],"versions":["1:1.10.1+submodules+notgz-4","1:1.10.1+submodules+notgz-6","1:1.10.1+submodules+notgz-6ubuntu0.1","1:1.10.1+submodules+notgz-6ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"php-pear","binary_version":"1:1.10.1+submodules+notgz-6ubuntu0.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36193.json"}},{"package":{"name":"php-pear","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/php-pear@1:1.10.5+submodules+notgz-1ubuntu1.18.04.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.10.5+submodules+notgz-1ubuntu1.18.04.3"}]}],"versions":["1:1.10.5+submodules+notgz-1","1:1.10.5+submodules+notgz-1ubuntu1","1:1.10.5+submodules+notgz-1ubuntu1.18.04.1","1:1.10.5+submodules+notgz-1ubuntu1.18.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"php-pear","binary_version":"1:1.10.5+submodules+notgz-1ubuntu1.18.04.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36193.json"}},{"package":{"name":"php-pear","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/php-pear@1:1.10.9+submodules+notgz-1ubuntu0.20.04.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.10.9+submodules+notgz-1ubuntu0.20.04.2"}]}],"versions":["1:1.10.9+submodules+notgz-1","1:1.10.9+submodules+notgz-1ubuntu0.20.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"php-pear","binary_version":"1:1.10.9+submodules+notgz-1ubuntu0.20.04.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36193.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}