A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice.

An exploitable SQL injection vulnerability exists in the unauthenticated portion of eFront LMS, versions v5.2.12 and earlier. Specially crafted web request to login page can cause SQL injections, resulting in data compromise. An attacker can use a browser to trigger these vulnerabilities, and no special tools are required.

A code execution vulnerability exists in Epignosis eFront LMS v5.2.12. A specially crafted web request can cause unsafe deserialization potentially resulting in PHP code being executed. An attacker can send a crafted web parameter to trigger this vulnerability.