Privilege Escalation in tomcat6
Summary
DLA-746-1: tomcat6 - security update. Affects tomcat6 versions < 6.0.45+dfsg-1~deb7u4. Fixed in 6.0.45+dfsg-1~deb7u4. How to fix ↓
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Background
tomcat6 is a web server and servlet container that is widely used for hosting Java-based web applications. It provides a robust and scalable platform for running web applications and supports various Java technologies. However, a vulnerability has been discovered in tomcat6 that could potentially allow an attacker to escalate their privileges.
Vulnerability Detail
The vulnerability in tomcat6, as discovered by Paul Szabo, is related to a privilege escalation issue that can be exploited in certain scenarios. This vulnerability is specifically linked to the situation described in DLA-622-1. Additionally, this update also addresses two regressions introduced by the fixes for CVE-2016-5018 and CVE-2016-6797. The former fix was related to running Jasper with SecurityManager enabled, while the latter fix addressed another security vulnerability.
How To Fix
Minimum fixed version
6.0.45+dfsg-1~deb7u4
This is the first release that contains the fix.
sudo apt-get install --only-upgrade tomcat6Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
In conclusion, the tomcat6 package is vulnerable to a privilege escalation issue that can be exploited in certain scenarios. It is crucial to upgrade to version 6.0.45+dfsg-1~deb7u4 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for tomcat6 →
FAQ
This vulnerability could potentially allow an attacker to escalate their privileges, gaining unauthorized access to sensitive information or performing malicious actions on the affected system.
No specific workaround has been mentioned for this vulnerability. It is recommended to apply the provided security update to address the issue.
The vulnerability has been fixed in version 6.0.45+dfsg-1~deb7u4 of tomcat6. Therefore, earlier versions may be affected, and it is advised to upgrade to the fixed version.
You can check the version of tomcat6 installed on your system by running the command 'dpkg -l tomcat6' in the terminal.
You can find more information about Debian LTS security advisories, including how to apply updates and frequently asked questions, on the Debian LTS wiki: https://wiki.debian.org/LTS
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