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CVE-2021-43177

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Date: April 11, 2022

As a result of an incomplete fix for CVE-2015-7225, in versions of devise-two-factor prior to 4.0.2 it is possible to reuse a One-Time-Password (OTP) for one (and only one) immediately trailing interval. CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)

Language: Ruby

Severity Score

Related Resources (5)

https://github.com/tinfoil/devise-two-factor/security/advisories/GHSA-jm35-h8q2-73mp
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-43177
https://nvd.nist.gov/vuln/detail/CVE-2021-43177
https://security-tracker.debian.org/tracker/CVE-2021-43177
https://www.mend.io/vulnerability-database/CVE-2021-43177

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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