CVE-2024-21671 vantage6 username timing attack

2024-01-3015:43:06

CWE-208

GitHub_M

www.cve.org

vantage6

privacy enhancing technologies

federated learning

multi-party computation

username timing attack

version 4.2.0

cve-2024-21671

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.9 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

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.

CNA Affected

[
  {
    "vendor": "vantage6",
    "product": "vantage6",
    "versions": [
      {
        "version": "< 4.2.0",
        "status": "affected"
      }
    ]
  }
]