How severe is CVE-2013-4177?

CVE-2013-4177 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-4177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4177?

CVE-2013-4177 primarily affects Google Authenticator Login Project Ga Login. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4177?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4177 published?

CVE-2013-4177 was published on 2014-05-29 and last updated on 2026-06-16.

CVE-2013-4177

CVE-2013-4177 is a medium-severity vulnerability in Google Authenticator Login Project Ga Login with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Google Authenticator Login Project Ga Login
Published: 2014-05-29
Last modified: 2026-06-16

Description

The Google Authenticator login module 6.x-1.x before 6.x-1.2 and 7.x-1.x before 7.x-1.4 for Drupal does not properly identify user account names, which might allow remote attackers to bypass the two-factor authentication requirement via unspecified vectors.

Frequently asked questions

What is CVE-2013-4177?: The Google Authenticator login module 6.x-1.x before 6.x-1.2 and 7.x-1.x before 7.x-1.4 for Drupal does not properly identify user account names, which might allow remote attackers to bypass the two-factor authentication requirement via unspecified vectors.
How severe is CVE-2013-4177?: CVE-2013-4177 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-4177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4177?: CVE-2013-4177 primarily affects Google Authenticator Login Project Ga Login. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4177?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4177 published?: CVE-2013-4177 was published on 2014-05-29 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:google_authenticator_login_project:ga_login:6.x-1.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:6.x-1.0:beta1:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:6.x-1.0:beta2:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:6.x-1.1:*:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:6.x-1.x:dev:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.0:*:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.0:beta1:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.0:dev:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.1:*:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.2:*:*:*:*:*:*:*
cpe:2.3:a:google_authenticator_login_project:ga_login:7.x-1.3:*:*:*:*:*:*:*

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