CVE-2011-1582: Access restriction bypass in Apache Tomcat
Summary
CVE-2011-1582: Access restriction bypass in Apache Tomcat. Affects org.apache.tomcat:tomcat versions >= 7.0.12, < 7.0.14. Fixed in 7.0.14. How to fix ↓
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Background
Apache Tomcat is an open-source web server and servlet container that is used to deploy Java-based web applications. It provides a robust and scalable platform for hosting web applications and is widely used in production environments. However, versions 7.0.12 and 7.0.13 of Apache Tomcat are vulnerable to an access restriction bypass issue. This vulnerability allows remote attackers to bypass intended access restrictions by exploiting a flaw in the processing of the first request to a servlet. The issue exists due to an incomplete fix for previous vulnerabilities (CVE-2011-1088, CVE-2011-1183, and CVE-2011-1419).
Vulnerability Detail
The access restriction bypass vulnerability in Apache Tomcat 7.0.12 and 7.0.13 allows remote attackers to bypass security constraints that have been configured through annotations. By sending specially crafted HTTP requests, an attacker can exploit this vulnerability to access restricted resources or perform unauthorized actions. This can lead to unauthorized access to sensitive information, privilege escalation, or other security breaches. It is important to note that this vulnerability is specific to the mentioned versions of Apache Tomcat and has been fixed in version 7.0.14.
How To Fix
Minimum fixed version
7.0.14
This is the first release that contains the fix.
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Workaround
There is no known workaround for this vulnerability. It is strongly advised to apply the recommended fix by upgrading to Apache Tomcat version 7.0.14 or later.
Conclusion
The access restriction bypass vulnerability in Apache Tomcat versions 7.0.12 and 7.0.13 poses a significant security risk to web applications hosted on affected servers. It is crucial to promptly upgrade to Apache Tomcat version 7.0.14 or later to mitigate this vulnerability. For further assistance and support in vulnerability remediation, please contact DevNack.com.
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FAQ
Apache Tomcat is an open-source web server and servlet container that is used to deploy Java-based web applications. It provides a robust and scalable platform for hosting web applications.
Versions 7.0.12 and 7.0.13 of Apache Tomcat are affected by this vulnerability.
An attacker can exploit this vulnerability by sending specially crafted HTTP requests to the targeted Apache Tomcat server, bypassing security constraints and gaining unauthorized access to restricted resources.
The potential consequences of this vulnerability include unauthorized access to sensitive information, privilege escalation, and other security breaches.
Yes, this vulnerability has been fixed in Apache Tomcat version 7.0.14 and later.
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