SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-43177

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.

MEDIUM 5.3EPSS 0.88%

Does this matter?

Lower severity and a low EPSS score (0.88%). Track it; it rarely justifies an emergency change on its own.

Description

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)

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.88% probability · 57th percentile
CISA KEV
Not listed
Weakness
CWE-254
Affected
tinfoilsecurity/devise-two-factor
Source
disclosure@synopsys.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.