CVE-2023-34110: Flask-AppBuilder vulnerable to possible disclosure of sensitive information on user error
First published: Thu Jun 22 2023(Updated: )
### Impact An authenticated malicious actor with Admin privileges, could by adding a special character on the add, edit User forms trigger a database error, this error is surfaced back to this actor on the UI. On certain database engines this error can include the entire user row including the pbkdf2:sha256 hashed password. ### Patches Fixed on 4.3.2
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Flask-appbuilder Project Flask-appbuilder | <4.3.2 |
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Reference Links
- https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-jhpr-j7cq-3jp3
- https://github.com/dpgaspar/Flask-AppBuilder/pull/2045
- https://github.com/dpgaspar/Flask-AppBuilder/commit/ae25ad4c87a9051ebe4a4e8f02aee73232642626
- https://github.com/dpgaspar/Flask-AppBuilder/releases/tag/v4.3.2
- https://nvd.nist.gov/vuln/detail/CVE-2023-34110
- https://github.com/pypa/advisory-database/tree/main/vulns/flask-appbuilder/PYSEC-2023-94.yaml
- https://github.com/advisories/GHSA-jhpr-j7cq-3jp3 (Advisory)
Frequently Asked Questions
What is the impact of vulnerability CVE-2023-34110?
An authenticated malicious actor with Admin privileges could trigger a database error.
How can an attacker exploit vulnerability CVE-2023-34110?
By adding a special character on the add or edit User forms.
What is the severity of vulnerability CVE-2023-34110?
The severity is low with a CVSS score of 2.7.
What is the affected software version of vulnerability CVE-2023-34110?
The affected software version is up to but excluding 4.3.2.
How can I fix vulnerability CVE-2023-34110?
Upgrade to Flask-AppBuilder version 4.3.2 or higher.
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