Medium

BlastRADIUS also affects eduMFA

  • Disclosed: 17.07.2024
  • Updated: 11.10.2026 12:18

Summary

BlastRADIUS (see blastradius.fail for details) also affects eduMFA prior version 2.2.0, because the Message-Authenticator attributes were not checked.

Details

Website with the vulnerability information blastradius.fail The original vulnerability has been assigned CVE-2024-3596 Case in vince: https://kb.cert.org/vuls/id/456537

PoC

There is no known proof-of-concept except for the attack shown in the paper from the researchers

Impact

An attacker can trigger an authentication flow with a RADIUS-backed token, intercept the RADIUS packet sent by eduMFA and modify the RADIUS server's answer, which would lead eduMFA to believe that the token is valid, even though the RADIUS servers answer was a reject.

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) edumfa < 2.2.0 2.2.0

References

CVSS score 6.8/10
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-924
Platform
Python (PyPI)
Package
edumfa
Disclosed
17.07.2024
Updated
11.10.2026 12:18

Sources and licenses

OSV / GitHub Advisory Database - GHSA-vhmj-5q9r-mm9g - CC BY 4.0

Vulnerability history: edumfa

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
4
First → latest
07.2024 05.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • High 2
  • Medium 2

Disclosures per year

  1. 2024: 1
  2. 2025: 0
  3. 2026: 3
  1. BlastRADIUS also affects eduMFA this entry
    Medium · 6.8 ghsa-vhmj-5q9r-mm9g < 2.2.0 2.2.0

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