CVE-2022-21659

Observable Response Discrepancy in Flask-AppBuilder

Description

Flask-AppBuilder is an application development framework, built on top of the Flask web framework. In affected versions there exists a user enumeration vulnerability. This vulnerability allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in. Users are advised to upgrade to version 3.4.4 as soon as possible. There are no known workarounds for this issue.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-wfjw-w6pv-8p7f third party advisory
https://github.com/dpgaspar/Flask-AppBuilder/pull/1775 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-21659?
CVE-2022-21659 has been scored as a medium severity vulnerability.
How to fix CVE-2022-21659?
To fix CVE-2022-21659, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-21659 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-21659 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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