CVE-2019-12874 is a vulnerability that affects the Apache Tomcat software, which is widely used as a web server and servlet container. This vulnerability allows an attacker to bypass security constraints and access sensitive information by sending a specially crafted HTTP request. The vulnerability was assigned a Common Vulnerabilities and Exposures (CVE) identifier and was disclosed publicly on June 25, 2019.
The impact of this vulnerability can be severe, as it could allow an attacker to gain unauthorized access to confidential data or execute arbitrary code on the affected system. The vulnerability affects all versions of Apache Tomcat from 7.x to 9.x, and organizations using this software are urged to update to the latest version as soon as possible to mitigate the risk.
Upon disclosure of the vulnerability, the Apache Software Foundation released patches for all affected versions of Apache Tomcat. System administrators were advised to update their software installations immediately to protect against potential attacks exploiting this vulnerability. As with any vulnerability, it is important to ensure that all software and systems are kept up to date with the latest patches and security updates to minimize the risk of exploitation.