jetty9: CVE-2021-28169

Debian Bug report logs - #989999
jetty9: CVE-2021-28169

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Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>

To: Debian Bug Tracking System <submit@bugs.debian.org>

Subject: jetty9: CVE-2021-28169

Date: Thu, 17 Jun 2021 15:48:44 +0200

Source: jetty9
Version: 9.4.39-1
Severity: important
Tags: security upstream
Forwarded: https://github.com/eclipse/jetty.project/issues/6263
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for jetty9.

CVE-2021-28169[0]:
| For Eclipse Jetty versions &lt;= 9.4.40, &lt;= 10.0.2, &lt;= 11.0.2,
| it is possible for requests to the ConcatServlet with a doubly encoded
| path to access protected resources within the WEB-INF directory. For
| example a request to `/concat?/%2557EB-INF/web.xml` can retrieve the
| web.xml file. This can reveal sensitive information regarding the
| implementation of a web application.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2021-28169
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28169
[1] https://github.com/eclipse/jetty.project/security/advisories/GHSA-gwcr-j4wh-j3cq
[2] https://github.com/eclipse/jetty.project/issues/6263
[3] https://github.com/eclipse/jetty.project/commit/1c05b0bcb181c759e98b060bded0b9376976b055

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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