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Heap-based buffer overflow in the samp_send function in nuauth/sasl.c in NuFW before 2.2.7 allows remote attackers to cause a denial of service via unspecified input on which base64 encoding is performed. NOTE: some of these...

NuFW 2.2.3, and certain other versions after 2.0, allows remote attackers to bypass time-based packet filtering rules via certain "out of period" choices of packet transmission time.

nuauth in NuFW before 1.0.21 does not properly handle blocking TLS sockets, which allows remote authenticated users to cause a denial of service (service hang) by flooding packets at the authentication server.

nuauth in NuFW 1.0.x before 1.0.16 and 1.1 allows authenticated users to cause a denial of service via malformed packets.