CVE-2017-10788 : Security Advisory and Response
Learn about CVE-2017-10788 affecting the Perl module DBD::mysql up to version 4.043, leading to denial of service and other impacts. Find mitigation steps and long-term security practices here.
The Perl module DBD::mysql up to version 4.043 is vulnerable to remote attacks that could lead to denial of service or other impacts.
Understanding CVE-2017-10788
What is CVE-2017-10788?
The DBD::mysql module for Perl is susceptible to remote attacks causing denial of service or other unspecified impacts due to certain error responses or network connection loss to a MySQL server.
The Impact of CVE-2017-10788
The vulnerability could result in denial of service, including use-after-free and application crashes, when specific error responses are received from a MySQL server or upon losing network connection to a MySQL server.
Technical Details of CVE-2017-10788
Vulnerability Description
The issue arises from inaccurate documentation and code examples in the Oracle mysql_stmt_close, leading to a use-after-free vulnerability.
Affected Systems and Versions
- Product: DBD::mysql
- Vendor: N/A
- Versions affected: Up to version 4.043
Exploitation Mechanism
The vulnerability can be exploited by triggering certain error responses from a MySQL server or by causing a loss of network connection to a MySQL server.
Mitigation and Prevention
Immediate Steps to Take
- Update to the latest version of DBD::mysql to mitigate the vulnerability.
- Monitor vendor sources for patches or security advisories.
Long-Term Security Practices
- Regularly update software and libraries to stay protected against known vulnerabilities.
- Implement network security measures to prevent unauthorized access.
Patching and Updates
- Apply patches provided by the vendor promptly to address security issues.