CVE-2018-19199 : Exploit Details and Defense Strategies
Discover the impact of CVE-2018-19199 found in uriparser versions before 0.9.0. Learn about the integer overflow vulnerability and how to mitigate it through updates and security practices.
A vulnerability has been found in uriparser versions prior to 0.9.0. The file UriQuery.c contains a flaw that could lead to an integer overflow when using the uriComposeQuery* or uriComposeQueryEx* functions due to a lack of validation during multiplication.
Understanding CVE-2018-19199
This CVE entry identifies a specific vulnerability in uriparser versions before 0.9.0.
What is CVE-2018-19199?
CVE-2018-19199 is a vulnerability in uriparser versions prior to 0.9.0 that allows an integer overflow due to unchecked multiplication in the UriQuery.c file.
The Impact of CVE-2018-19199
The vulnerability could potentially be exploited to trigger an integer overflow, leading to security issues such as denial of service or arbitrary code execution.
Technical Details of CVE-2018-19199
This section provides detailed technical information about the CVE.
Vulnerability Description
The flaw in UriQuery.c can result in an integer overflow when certain functions are used, posing a security risk.
Affected Systems and Versions
- Affected versions: uriparser versions prior to 0.9.0
- Systems using uriparser library before version 0.9.0
Exploitation Mechanism
The vulnerability arises due to a lack of proper validation during multiplication in the uriComposeQuery* or uriComposeQueryEx* functions.
Mitigation and Prevention
Protecting systems from CVE-2018-19199 requires immediate action and long-term security measures.
Immediate Steps to Take
- Update uriparser to version 0.9.0 or later to mitigate the vulnerability.
- Monitor for any unusual activities that could indicate exploitation of the integer overflow.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions to prevent known vulnerabilities.
- Implement secure coding practices to avoid integer overflow and other common security issues.
Patching and Updates
- Stay informed about security advisories and patches related to uriparser.
- Apply security patches promptly to address any newly discovered vulnerabilities.