{"id":"UBUNTU-CVE-2020-27207","details":"Zetetic SQLCipher 4.x before 4.4.1 has a use-after-free, related to sqlcipher_codec_pragma and sqlite3Strlen30 in sqlite3.c. A remote denial of service attack can be performed. For example, a SQL injection can be used to execute the crafted SQL command sequence. After that, some unexpected RAM data is read.","modified":"2026-04-22T12:37:25.777161Z","published":"2020-11-26T17:15:00Z","upstream":["CVE-2020-27207"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-27207"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-27207"}],"affected":[{"package":{"name":"sqlcipher","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/sqlcipher@3.2.0-1.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.0-1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsqlcipher0","binary_version":"3.2.0-1.1"},{"binary_name":"sqlcipher","binary_version":"3.2.0-1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27207.json"}},{"package":{"name":"sqlcipher","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/sqlcipher@3.4.1-1build1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.1-1","3.4.1-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsqlcipher0","binary_version":"3.4.1-1build1"},{"binary_name":"sqlcipher","binary_version":"3.4.1-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27207.json"}},{"package":{"name":"sqlcipher","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/sqlcipher@3.4.1-1build2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.1-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"libsqlcipher0","binary_version":"3.4.1-1build2"},{"binary_version":"3.4.1-1build2","binary_name":"sqlcipher"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27207.json"}},{"package":{"name":"sqlcipher","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/sqlcipher@3.4.1-2build1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.1-2","3.4.1-2build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libsqlcipher0","binary_version":"3.4.1-2build1"},{"binary_name":"sqlcipher","binary_version":"3.4.1-2build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27207.json"}},{"package":{"name":"sqlcipher","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/sqlcipher@4.5.6-1build2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.1-2build1","4.5.5-3","4.5.6-1","4.5.6-1build1","4.5.6-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"libsqlcipher1","binary_version":"4.5.6-1build2"},{"binary_name":"sqlcipher","binary_version":"4.5.6-1build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27207.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}