Insufficient Entropy

zendframework/zend-captcha is vulnerable to Insufficient Entropy. The vulnerability is due to the use of PHP's arrayrand function, which does not generate sufficient entropy, leading to predictable CAPTCHA words. The attacker can potentially brute force the CAPTCHA words by exploiting the weak...

Potential Information Disclosure and Insufficient Entropy vulnerability in Zend\Captcha\Word

More info at https://framework.zend.com/security/advisory/ZF2015-09...

Potential Information Disclosure and Insufficient Entropy vulnerability in Zend\Captcha\Word

More info at https://framework.zend.com/security/advisory/ZF2015-09...