CWE-556

Variant Abstraction Level
Pillar — Highest-level weakness category
Class — Abstract, language-independent
Base — Specific enough to detect
Variant — Tied to specific technology
Compound — Requires multiple weaknesses Incomplete MITRE CWE Status
Stable — Fully reviewed and complete
Draft — Under development, may change
Incomplete — Partially defined by MITRE
Deprecated — No longer recommended
Obsolete — Replaced by another CWE
ASP.NET Misconfiguration: Use of Identity Impersonation

Description

Configuring an ASP.NET application to run with impersonated credentials may give the application unnecessary privileges.

The use of impersonated credentials allows an ASP.NET application to run with either the privileges of the client on whose behalf it is executing or with arbitrary privileges granted in its configuration.

Consequences

Access Control — Gain Privileges or Assume Identity

Mitigations

Phase: Architecture and Design

Use the least privilege principle.