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CWE-256 — Plaintext Storage of a Password

provenance: imported · CWE: CWE-256

CWE-256: Plaintext Storage of a Password

MITRE CWE weakness

Kind Weakness
Abstraction Base
Status Incomplete
Likelihood of exploit High

Description

The product stores a password in plaintext within resources such as memory or files.

Common consequences

  • Access Control: Gain Privileges or Assume Identity

Mitigations

Architecture and Design — Avoid storing passwords in easily accessible locations.

Architecture and Design — Consider storing cryptographic hashes of passwords as an alternative to storing in plaintext.

General — A programmer might attempt to remedy the password management problem by obscuring the password with an encoding function, such as base 64 encoding, but this effort does not adequately protect the password because the encoding can be detected and decoded easily.

References

  • CWE page: https://cwe.mitre.org/data/definitions/256.html
  • CWE list: https://cwe.mitre.org/data/index.html