logo

CWE-187 - Partial String Comparison

  • Abstraction:Variant
  • Structure:Simple
  • Status:Incomplete
  • Release Date:2006-07-19
  • Latest Modification Date:2023-06-29

Weakness Name

Partial String Comparison

Description

The product performs a comparison that only examines a portion of a factor before determining whether there is a match, such as a substring, leading to resultant weaknesses.

For example, an attacker might succeed in authentication by providing a small password that matches the associated portion of the larger, correct password.

Common Consequences

Scope: Integrity, Access Control

Impact: Alter Execution Logic, Bypass Protection Mechanism

Related Weaknesses