{"id":"UBUNTU-CVE-2020-18442","details":"Infinite Loop in zziplib v0.13.69 allows remote attackers to cause a denial of service via the return value \"zzip_file_read\" in the function \"unzzip_cat_file\".","modified":"2026-04-22T12:31:39.797053Z","published":"2021-06-18T15:15:00Z","related":["USN-6298-1"],"upstream":["CVE-2020-18442"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-18442"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6298-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-18442"}],"affected":[{"package":{"name":"zziplib","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/zziplib@0.13.62-3ubuntu0.16.04.2+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13.62-3ubuntu0.16.04.2+esm1"}]}],"versions":["0.13.62-3","0.13.62-3ubuntu0.16.04.1","0.13.62-3ubuntu0.16.04.2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"0.13.62-3ubuntu0.16.04.2+esm1","binary_name":"libzzip-0-13"},{"binary_name":"zziplib-bin","binary_version":"0.13.62-3ubuntu0.16.04.2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18442.json"}},{"package":{"name":"zziplib","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/zziplib@0.13.62-3.1ubuntu0.18.04.1+esm1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13.62-3.1ubuntu0.18.04.1+esm1"}]}],"versions":["0.13.62-3.1","0.13.62-3.1ubuntu0.18.04.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"0.13.62-3.1ubuntu0.18.04.1+esm1","binary_name":"libzzip-0-13"},{"binary_name":"zziplib-bin","binary_version":"0.13.62-3.1ubuntu0.18.04.1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18442.json"}},{"package":{"name":"zziplib","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/zziplib@0.13.62-3.2ubuntu1.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13.62-3.2ubuntu1.1"}]}],"versions":["0.13.62-3.2","0.13.62-3.2ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libzzip-0-13","binary_version":"0.13.62-3.2ubuntu1.1"},{"binary_name":"zziplib-bin","binary_version":"0.13.62-3.2ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18442.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"low"}]}