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osvGoogleOSV:CVE-2024-21671
HistoryJan 30, 2024 - 4:15 p.m.

CVE-2024-21671

2024-01-3016:15:48
Google
osv.dev
70
vantage6
privacy-enhancing
federated learning
multi-party computation
username discovery
login response time
credential attacks
vulnerability
patch
version 4.2.0
software

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

4.2 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

The vantage6 technology enables to manage and deploy privacy enhancing technologies like Federated Learning (FL) and Multi-Party Computation (MPC). It is possible to find out usernames from the response time of login requests. This could aid attackers in credential attacks. Version 4.2.0 patches this vulnerability.

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

4.2 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%