Security update for python-waitress (moderate)

An update that fixes four vulnerabilities is now available.

Description:

This update for python-waitress to 1.4.3 fixes the following security
issues:

• CVE-2019-16785: HTTP request smuggling through LF vs CRLF handling
  (bsc#1161088).
• CVE-2019-16786: HTTP request smuggling through invalid Transfer-Encoding
  (bsc#1161089).
• CVE-2019-16789: HTTP request smuggling through invalid whitespace
  characters (bsc#1160790).
• CVE-2019-16792: HTTP request smuggling by sending the Content-Length
  header twice (bsc#1161670).

This update was imported from the SUSE:SLE-15:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

• openSUSE Leap 15.1:

  zypper in -t patch openSUSE-2020-1922=1