In PHP versions 7.2.x below 7.2.34, 7.3.x below 7.3.23 and 7.4.x below 7.4.11, when AES-CCM mode is used with openssl_encrypt() function with 12 bytes IV, only first 7 bytes of the IV is actually used. This can lead to both decreased security and incorrect encryption data.
{ "cpes": [ "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*" ], "severity": "Medium" }