Weakness · High

CWE-260: Password in Configuration File

What it is

The product stores a password in a configuration file that might be accessible to actors who do not know the password.

MITRE CWE 4.19.1

Severity (our rating)
High
Likelihood of exploit
Not rated by MITRE
Introduced during
Architecture and Design, Implementation
Exploited in the wild
No CVE in CISA's catalog

In more detail

This can result in compromise of the system for which the password is used. An attacker could gain access to this file and learn the stored password or worse yet, change the password to one of their choosing.

What an attacker can do

  • Gain Privileges or Assume Identity (Access Control)

How to prevent it

Architecture and Design

  • Avoid storing passwords in easily accessible locations.
  • Consider storing cryptographic hashes of passwords as an alternative to storing in plaintext.

How to find it

  • Automated Static Analysis. Automated static analysis, commonly referred to as Static Application Security Testing (SAST), can find some instances of this weakness by analyzing source code (or binary/compiled code) without having to execute it. Typically, this is done by building a model of data flow and control flow, then searching for potentially-vulnerable patterns that connect "sources" (origins of input) with "sinks" (destinations where the data interacts with external components, a lower layer such as the OS, etc.)

CWE-260 on MITRE's CWE site

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Source: MITRE Common Weakness Enumeration, CWE version 4.19.1. CWE is a trademark of The MITRE Corporation.