CVE-2019-9656 Explained : Impact and Mitigation
Discover the vulnerability in LibOFX 0.9.14 identified as CVE-2019-9656, allowing a NULL pointer dereference in the OFXApplication::startElement function, potentially leading to DoS or code execution.
A vulnerability has been found in LibOFX 0.9.14 that leads to a NULL pointer dereference in the OFXApplication::startElement function.
Understanding CVE-2019-9656
What is CVE-2019-9656?
This CVE identifies a vulnerability in LibOFX 0.9.14, specifically in the file lib/ofx_sgml.cpp, where a NULL pointer dereference occurs in the OFXApplication::startElement function when using ofxdump.
The Impact of CVE-2019-9656
The vulnerability can be exploited to cause a denial of service (DoS) or potentially execute arbitrary code on the affected system.
Technical Details of CVE-2019-9656
Vulnerability Description
The issue arises from a NULL pointer dereference in the OFXApplication::startElement function within the lib/ofx_sgml.cpp file.
Affected Systems and Versions
- Product: LibOFX 0.9.14
- Vendor: N/A
- Versions: N/A
Exploitation Mechanism
The vulnerability can be triggered by utilizing the ofxdump utility.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security updates provided by the vendor.
- Avoid running untrusted OFX files or using untrusted tools that interact with LibOFX.
Long-Term Security Practices
- Regularly update and patch software to mitigate known vulnerabilities.
- Implement proper input validation and error handling mechanisms in software development.
Patching and Updates
Ensure that the latest patches and updates for LibOFX are promptly applied to address this vulnerability.