Debian Security Advisory
DLA-2688-1 jetty9 -- LTS security update
- Date Reported:
- 17 Jun 2021
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2021-28169.
- More information:
Steven Seeley discovered that in jetty, a Java servlet engine and webserver, requests to the ConcatServlet and WelcomeFilter are able to access protected resources within the WEB-INF directory. An attacker may access sensitive information regarding the implementation of a web application.
For Debian 9 stretch, this problem has been fixed in version 9.2.30-0+deb9u2.
We recommend that you upgrade your jetty9 packages.
For the detailed security status of jetty9 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/jetty9
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS