Check Point FireWall-1 SecuRemote/SecuClient 4.0 and 4.1 allows clients to bypass the "authentication timeout" by modifying the toexpire or expire values in the client's users.C configuration file.

Check Point Firewall-1 4.1 up to NG AI R55 allows remote attackers to obtain potentially sensitive information by sending an Internet Key Exchange (IKE) with a certain Vendor ID payload that causes Firewall-1 to return a response containing version and other information.