CVE-2023-30445 : What You Need to Know
Discover the impact and mitigation of CVE-2023-30445, a high severity denial of service vulnerability in IBM Db2 for Linux, UNIX and Windows versions 10.5, 11.1, and 11.5.
A denial of service vulnerability has been identified in IBM Db2 for Linux, UNIX and Windows versions 10.5, 11.1, and 11.5. This CVE poses a high risk with a CVSS base score of 7.5.
Understanding CVE-2023-30445
This section will provide an in-depth look into the impact, technical details, and mitigation strategies for CVE-2023-30445.
What is CVE-2023-30445?
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) versions 10.5, 11.1, and 11.5 are vulnerable to denial of service attacks when a specially crafted query is executed on certain tables. This vulnerability has been identified with IBM X-Force ID: 253357.
The Impact of CVE-2023-30445
With a CVSS base score of 7.5, this vulnerability can be exploited by remote attackers to cause a denial of service condition, resulting in high availability impact.
Technical Details of CVE-2023-30445
Let's delve deeper into the specifics of this vulnerability.
Vulnerability Description
The vulnerability in IBM Db2 for Linux, UNIX and Windows allows attackers to trigger a denial of service condition by executing a malicious query on specific tables.
Affected Systems and Versions
IBM Db2 versions 10.5, 11.1, and 11.5 are confirmed to be affected by this vulnerability leading to potential denial of service attacks.
Exploitation Mechanism
The exploitation of this vulnerability involves sending a specially crafted query to the affected Db2 servers, which can lead to service disruption.
Mitigation and Prevention
Discover the steps to mitigate the risks posed by CVE-2023-30445.
Immediate Steps to Take
It is recommended to apply vendor-supplied updates and security patches to the affected Db2 versions immediately to remediate this vulnerability.
Long-Term Security Practices
Implementing strong input validation mechanisms and regularly updating Db2 systems can help prevent and mitigate similar denial of service vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories and updates from IBM to ensure the timely application of patches and fixes.