Vulnerability · Published Oct 11, 2022 · Assigned by mitre
CVE-2022-42731
High 7.5
In plain English
A high-severity security flaw in the django-mfa2 package (PyPI). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.5%top 25.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
mfa/FIDO2.py in django-mfa2 before 2.5.1 and 2.6.x before 2.6.1 allows a replay attack that could be used to register another device for a user. The device registration challenge is not invalidated after usage.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | django-mfa2 | 2.5.1 | GHSA-vw39-2wj9-4q86 |
| PyPI | django-mfa2 | 2.6.1 | GHSA-vw39-2wj9-4q86 |
| PyPI | django-mfa2 | 2.5.1, 2.6.1 | PYSEC-2022-303 |
Affected products (as reported)
Weakness: CWE-294 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N