| Package | Affected versions | Patched versions |
|---|---|---|
| mariadb | ≥ 10.0.0, < 10.0.20≥ 5.5.0, < 5.5.44 | 10.0.205.5.44 |
| mysql | ≤ 5.7.2 | |
| mysql connector/c | ≤ 6.1.2 | |
| php | ≥ 5.4.0, < 5.4.43≥ 5.5.0, < 5.5.27≥ 5.6.0, < 5.6.11 | 5.4.435.5.275.6.11 |
Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.
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