Common Weakness Enumeration

    CWE Definition / CWE-339

    CWE-339: Small Seed Space in PRNG

    A Pseudo-Random Number Generator (PRNG) uses a relatively small seed space, which makes it more susceptible to brute force attacks.

    Published:19 Jul 2006
    Organization:MITRE
    Modified:11 Dec 2025

    Related Weakness

    CWE-335: Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)

    CWE-341: Predictable from Observable State