An issue was discovered in LIVEBOX Collaboration vDesk through v018. A Bypass of Two-Factor Authentication can occur under the /api/v1/vdeskintegration/challenge endpoint. Because only the client-side verifies whether a check was successful, an attacker can modify the response, and fool the application into concluding that the TOTP was correct.

An issue was discovered in LIVEBOX Collaboration vDesk through v018. A Cryptographic Issue can occur under the /api/v1/vencrypt/decrypt/file endpoint. A malicious user, logged into a victim's account, is able to decipher a file without knowing the key set by the user.

An issue was discovered in LIVEBOX Collaboration vDesk before v018. Broken Access Control can occur under the /api/v1/registration/validateEmail endpoint, the /api/v1/vdeskintegration/user/adduser endpoint, and the /api/v1/registration/changePasswordUser endpoint. The web application is affected by flaws in authorization logic, through which a malicious user (with no privileges) is able to perform privilege escalation to the administrator role, and steal the accounts of any users on the system.