CWE-437: Incomplete Model of Endpoint Features

Description

A product acts as an intermediary or monitor between two or more endpoints, but it does not have a complete model of an endpoint's features, behaviors, or state, potentially causing the product to perform incorrect actions based on this incomplete model.

Submission Date :

July 19, 2006, midnight

Modification Date :

2023-06-29 00:00:00+00:00

Organization :

MITRE
Example Vulnerable Codes

Example - 1

HTTP request smuggling is an attack against an intermediary such as a proxy. This attack works because the proxy expects the client to parse HTTP headers one way, but the client parses them differently.

Example - 2

Anti-virus products that reside on mail servers can suffer from this issue if they do not know how a mail client will handle a particular attachment. The product might treat an attachment type as safe, not knowing that the client's configuration treats it as executable.

Related Weaknesses

This table shows the weaknesses and high level categories that are related to this weakness. These relationships are defined to give an overview of the different insight to similar items that may exist at higher and lower levels of abstraction.

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