[USN-5948-2] Werkzeug vulnerabilities
fabian.toepfer at canonical.com
Tue Jun 20 22:24:10 UTC 2023
Ubuntu Security Notice USN-5948-2
June 20, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 23.04
Several security issues were fixed in Werkzeug.
- python-werkzeug: collection of utilities for WSGI applications
USN-5948-1 fixed vulnerabilities in Werkzeug. This update provides the
corresponding updates for Ubuntu 23.04.
Original advisory details:
It was discovered that Werkzeug did not properly handle the parsing of
nameless cookies. A remote attacker could possibly use this issue to
shadow other cookies. (CVE-2023-23934)
It was discovered that Werkzeug could be made to process unlimited number
of multipart form data parts. A remote attacker could possibly use this
issue to cause Werkzeug to consume resources, leading to a denial of
The problem can be corrected by updating your system to the following
In general, a standard system update will make all the necessary changes.
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