The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from the local host, possibly bypassing authentication that would otherwise have taken place. For example, NFS file systems could be mounted through the portmapper despite export restrictions.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This vulnerability has a 1.77% probability of being exploited in the next 30 days, ranking higher than 77% of all scored CVEs.