CVE-2023-34110 - CVE House

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Status published Low CVE-2023-34110

Flask-AppBuilder vulnerable to possible disclosure of sensitive information on user error

2.7 CVSS

Vulnerability Description

Flask-AppBuilder is an application development framework, built on top of Flask. Prior to version 4.3.2, 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. This vulnerability has been fixed in version 4.3.2.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from dpgaspar

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Flask App Builder has an Authentication Bypass vulnerability when using non AUTH_DB methods

Flask-AppBuilder open redirect vulnerability using HTTP host injection

Observable Response Discrepancy in flask-appbuilder

Flask-AppBuilder login form allows browser to cache sensitive fields

Flask-AppBuilder's OAuth login page subject to Cross Site Scripting (XSS)

Affected Vendor

dpgaspar

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Affected Software

Flask-AppBuilder

Vulnerable Versions:

< 4.3.2

Timeline

Official Publish: June 22nd, 2023

Last Modified: December 6th, 2024

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1592 Gather Victim Host Information

T1083 File and Directory Discovery

T1552 Unsecured Credentials

Credential Access

T1212 Exploitation for Defense Evasion

Defense Evasion

T1005 Data from Local System