VU#730007: Tychon is vulnerable to privilege escalation due to OPENSSLDIR location

Overview Tychon contains a privilege escalation vulnerability due to the use of an OPENSSLDIR variable that specifies a location where an unprivileged Windows user may be able to place files. Description Tychon includes an OpenSSL component that specifies an OPENSSLDIR variable as a subdirectory that my be controllable by an unprivileged user on Windows. Tychon contains a privileged service that uses this OpenSSL component. A user who can place a specially-crafted openssl.cnf file at an appropriate path may be able...