Apache NiFi <=1.21.0 DBCP/Hikari Pool Untrusted H2 URL RCE
CVE-2023-34468 Published on June 12, 2023
The DBCPConnectionPool and HikariCPConnectionPool Controller Services in Apache NiFi 0.0.2 through 1.21.0 allow an authenticated and authorized user to configure a Database URL with the H2 driver that enables custom code execution. The resolution validates the Database URL and rejects H2 JDBC locations. You are recommended to upgrade to version 1.22.0 or later which fixes this issue.
Vulnerability Analysis
CVE-2023-34468 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Code Injection Vulnerability?
The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CVE-2023-34468 has been classified to as a Code Injection vulnerability or weakness.
Products Associated with CVE-2023-34468
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Affected Versions
Apache Software Foundation Apache NiFi:- Version 0.0.2, <= 1.21.0 is affected.
- Version 0.0.2, <= 1.21.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.