Insecure Randomness Affecting github.com/greenpau/go-authcrunch/pkg/util package, versions <1.0.42


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.05% (17th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMGREENPAUGOAUTHCRUNCHPKGUTIL-7897571
  • published 5 Sep 2024
  • disclosed 18 Sep 2023
  • credit Maciej Domanski, Travis Peters, David Pokora

How to fix?

Upgrade github.com/greenpau/go-authcrunch/pkg/util to version 1.0.42 or higher.

Overview

Affected versions of this package are vulnerable to Insecure Randomness due to using an insecure random number generation library which could possibly be predicted via a brute-force search. Attackers could use the potentially predictable nonce value used for authentication purposes in the OAuth flow to conduct OAuth replay attacks. In addition, insecure randomness is used while generating multifactor authentication (MFA) secrets and creating API keys in the database package.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None