CVE-2020-1928 : Security Advisory and Response
Learn about CVE-2020-1928 affecting Apache NiFi 1.10.0 with potential information disclosure. Find mitigation steps and long-term security practices to safeguard sensitive property values.
Apache NiFi 1.10.0 has been identified with a vulnerability that could lead to information disclosure by exposing sensitive property values.
Understanding CVE-2020-1928
Apache NiFi 1.10.0 information disclosure vulnerability
What is CVE-2020-1928?
An information disclosure flaw in Apache NiFi 1.10.0 allowed the sensitive parameter parser to log parsed values, exposing literal inputs in a sensitive property without a parameter.
The Impact of CVE-2020-1928
- Potential exposure of sensitive property values entered without parameters
Technical Details of CVE-2020-1928
Details of the vulnerability in Apache NiFi 1.10.0
Vulnerability Description
The vulnerability in Apache NiFi 1.10.0 allows the logging of parsed values for debugging, inadvertently exposing sensitive information.
Affected Systems and Versions
- Product: Apache NiFi
- Vendor: Apache Software Foundation
- Version: Apache NiFi 1.10.0
Exploitation Mechanism
The vulnerability results from the sensitive parameter parser logging values without proper parameter validation.
Mitigation and Prevention
Ways to address and prevent CVE-2020-1928
Immediate Steps to Take
- Update Apache NiFi to a non-vulnerable version
- Employ least privilege access controls for sensitive properties
Long-Term Security Practices
- Regularly review and restrict debug logging settings
- Implement secure coding practices to avoid inadvertent exposure of sensitive information
Patching and Updates
- Apply official patches and updates released by the Apache Software Foundation to fix the information disclosure vulnerability