CVE-2021-29621
published 2021-06-07CVE-2021-29621: Flask-AppBuilder is a development framework, built on top of Flask. User enumeration in database authentication in Flask-AppBuilder <= 3.2.3. Allows for a non…
PriorityP433medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
3.40%
87.5th percentile
Flask-AppBuilder is a development framework, built on top of Flask. User enumeration in database authentication in Flask-AppBuilder <= 3.2.3. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in. Upgrade to version 3.3.0 or higher to resolve.
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apache | airflow | — | — |
| dpgaspar | flask-appbuilder | < 3.3.0 | 3.3.0 |
| dpgaspar | flask-appbuilder | <= 3.2.3 | — |
| dpgaspar | flask-appbuilder | >= 0 < 3.3.0 | 3.3.0 |
| dpgaspar | flask-appbuilder | >= 0 < 780bd0e8fbf2d36ada52edb769477e0a4edae580 | 780bd0e8fbf2d36ada52edb769477e0a4edae580 |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
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OSV
CVE-2021-29621: Flask-AppBuilder is a development framework, built on top of Flask
osv·2021-06-07
CVE-2021-29621 CVE-2021-29621: Flask-AppBuilder is a development framework, built on top of Flask
Flask-AppBuilder is a development framework, built on top of Flask. User enumeration in database authentication in Flask-AppBuilder <= 3.2.3. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in. Upgrade to version 3.3.0 or higher to resolve.
OSV
Observable Response Discrepancy in Flask-AppBuilder
osv·2021-05-27
CVE-2021-29621 [MEDIUM] Observable Response Discrepancy in Flask-AppBuilder
Observable Response Discrepancy in Flask-AppBuilder
### Impact
User enumeration in database authentication in Flask-AppBuilder <= 3.2.3. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in.
### Patches
Upgrade to 3.3.0
### For more information
If you have any questions or comments about this advisory:
* Open an issue in [Flask-AppBuilder](https://github.com/dpgaspar/Flask-AppBuilder)
GHSA
Observable Response Discrepancy in Flask-AppBuilder
ghsa·2021-05-27
CVE-2021-29621 [MEDIUM] CWE-203 Observable Response Discrepancy in Flask-AppBuilder
Observable Response Discrepancy in Flask-AppBuilder
### Impact
User enumeration in database authentication in Flask-AppBuilder <= 3.2.3. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in.
### Patches
Upgrade to 3.3.0
### For more information
If you have any questions or comments about this advisory:
* Open an issue in [Flask-AppBuilder](https://github.com/dpgaspar/Flask-AppBuilder)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://github.com/dpgaspar/Flask-AppBuilder/commit/780bd0e8fbf2d36ada52edb769477e0a4edae580https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-434h-p4gx-jm89https://lists.apache.org/thread.html/r466759f377651f0a690475d5a52564d0e786e82c08d5a5730a4f8352%40%3Cannounce.apache.org%3Ehttps://lists.apache.org/thread.html/r5b754118ba4e996adf03863705d34168bffec202da5c6bdc9bf3add5%40%3Cannounce.apache.org%3Ehttps://lists.apache.org/thread.html/r91067f953906d93aaa1c69fe2b5472754019cc6bd4f1ba81349d62a0%40%3Ccommits.airflow.apache.org%3Ehttps://pypi.org/project/Flask-AppBuilder/https://github.com/dpgaspar/Flask-AppBuilder/commit/780bd0e8fbf2d36ada52edb769477e0a4edae580https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-434h-p4gx-jm89https://lists.apache.org/thread.html/r466759f377651f0a690475d5a52564d0e786e82c08d5a5730a4f8352%40%3Cannounce.apache.org%3Ehttps://lists.apache.org/thread.html/r5b754118ba4e996adf03863705d34168bffec202da5c6bdc9bf3add5%40%3Cannounce.apache.org%3Ehttps://lists.apache.org/thread.html/r91067f953906d93aaa1c69fe2b5472754019cc6bd4f1ba81349d62a0%40%3Ccommits.airflow.apache.org%3Ehttps://pypi.org/project/Flask-AppBuilder/
2021-06-07
Published