debian/ruby-devise/CVE-2019-5421
Plataformatec Devise version 4.5.0 and earlier, using the lockable module contains a CWE-367 vulnerability in The `Devise::Models::Lockable` class, more specifically at the `#increment_failed_attempts` method. File location: lib/devise/models/lockable.rb that can result in Multiple concurrent requests can prevent an attacker from being blocked on brute force attacks. This attack appear to be exploitable via Network connectivity - brute force attacks. This vulnerability appears to have been fixed in 4.6.0 and later.
github_osv/GHSA-73rf-6mrf-759q
devise Time-of-check Time-of-use Race Condition vulnerability
Devise ruby gem before 4.6.0 when the `lockable` module is used is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to `increment_failed_attempts` within the `Devise::Models::Lockable` class not being concurrency safe.
gitlab/gem/devise/CVE-2019-5421
Time-of-check Time-of-use (TOCTOU) Race Condition
Using the lockable module contains a vulnerability that can result in multiple concurrent requests can prevent an attacker from being blocked on brute force attacks.