[USN-7050-1] Devise-Two-Factor vulnerabilities

[Julia Sarris]

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Ubuntu Security Notice USN-7050-1
October 01, 2024

ruby-devise-two-factor vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in Devise-Two-Factor.

Software Description:
- ruby-devise-two-factor: Barebones two-factor authentication with Devise

Details:

Benoit Côté-Jodoin and Michael Nipper discovered that Devise-Two-Factor
incorrectly handled one-time password validation. An attacker could
possibly use this issue to intercept and re-use a one-time password.
(CVE-2021-43177)

Garrett Rappaport discovered that Devise-Two-Factor incorrectly handled
generating multi-factor authentication codes. An attacker could possibly
use this issue to generate valid multi-factor authentication codes.
(CVE-2024-8796)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
   ruby-devise-two-factor          4.0.0-2ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 20.04 LTS
   ruby-devise-two-factor          3.1.0-2ubuntu0.1~esm1
                                   Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-7050-1 
<https://ubuntu.com/security/notices/USN-7050-1>
   CVE-2021-43177, CVE-2024-8796
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