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RPC in Windows systems: what you don't know could hurt you

✍ Scribed by E.Eugene Schultz

Publisher
Elsevier Science
Year
2004
Tongue
English
Weight
94 KB
Volume
2004
Category
Article
ISSN
1353-4858

No coin nor oath required. For personal study only.

✦ Synopsis

The Remote Procedure Call (RPC) protocol is used in a wide range of operating systems for host-to-host communication that supports distributed application environments. RPC is, for example, used to establish client-to-server communications conventions such as in Network File System (NFS) services in the Unix and Linux operating systems.

No matter what the operating system, RPC-based services have not exactly been known for their intrinsic security. By default RPC is an unauthenticated protocol. Any client can connect to RPC servers without establishing its identity or presenting credentials such as a token or certificate. In Unix and Linux environments potential attackers can, for example, by default connect to servers running RPC servers and then enter:

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