CVE-2016-9775: High severity debian linux vulnerability
Last updated 24 July 2024
Other sources
The postrm script in the tomcat6 package before 6.0.45+dfsg-1~deb7u3 on Debian wheezy, before 6.0.45+dfsg-1~deb8u1 on Debian jessie, before 6.0.35-1ubuntu3.9 on Ubuntu 12.04 LTS and on Ubuntu 14.04 LTS; the tomcat7 package before 7.0.28-4+deb7u7 on Debian wheezy, before 7.0.56-3+deb8u6 on Debian jessie, before 7.0.52-1ubuntu0.8 on Ubuntu 14.04 LTS, and on Ubuntu 12.04 LTS, 16.04 LTS, and 16.10; and the tomcat8 package before 8.0.14-1+deb8u5 on Debian jessie, before 8.0.32-1ubuntu1.3 on Ubuntu 16.04 LTS, before 8.0.37-1ubuntu0.1 on Ubuntu 16.10, and before 8.0.38-2ubuntu1 on Ubuntu 17.04 might allow local users with access to the tomcat account to gain root privileges via a setgid program in the Catalina directory, as demonstrated by /etc/tomcat8/Catalina/attack.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2016-9775?
CVE-2016-9775 is classified as a moderate severity vulnerability.
How do I fix CVE-2016-9775?
To fix CVE-2016-9775, update to Tomcat 6.0.45 or higher, Tomcat 7.0.28 or higher, or Tomcat 8.0.14-1+deb8u5 or higher depending on your distribution.
Which versions of Tomcat are affected by CVE-2016-9775?
CVE-2016-9775 affects Apache Tomcat versions 6.0 before 6.0.45, 7.0 before 7.0.28, and 8.0 before 8.0.14-1+deb8u5.
What platforms are impacted by CVE-2016-9775?
CVE-2016-9775 impacts Debian Wheezy, Debian Jessie, Ubuntu 12.04 LTS, and Ubuntu 14.04 LTS.
Is there a workaround for CVE-2016-9775 if I cannot apply the update?
There is no official workaround for CVE-2016-9775; it is recommended to upgrade to a patched version.