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{"bugzilla": {"description": "mariadb: mysql_install_db allows privilege escalation due to unsafe chown and chmod operations", "id": "1802786", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1802786"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-267", "details": ["mysql_install_db in MariaDB 10.4.7 through 10.4.11 allows privilege escalation from the mysql user account to root because chown and chmod are performed unsafely, as demonstrated by a symlink attack on a chmod 04755 of auth_pam_tool_dir/auth_pam_tool. NOTE: this does not affect the Oracle MySQL product, which implements mysql_install_db differently.", "A privilege escalation vulnerability was found in MariaDB, in the way it handled a `setuid` program during the installation process. A local MySQL user could abuse this flaw to escalate their privileges on the system, by gaining root privileges once the bash script `mysql_install_db.sh` is executed."], "name": "CVE-2020-7221", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "mariadb", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "mariadb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Not affected", "package_name": "mariadb", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-mariadb102", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-mariadb103", "product_name": "Red Hat Software Collections"}], "public_date": "2020-02-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-7221\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-7221"], "statement": "This flaw did not affect the versions of MariaDB as shipped with Red Hat Enterprise Linux 7, and 8 as they did not include the vulnerable code, which was introduced in a newer version of the package. The same is true for the versions of MariaDB as shipped with Red Hat Software Collections 3.", "threat_severity": "Moderate", "upstream_fix": "mariadb 10.5.1, mariadb 10.4.12"}