Today I have a same issue above

# sudo apt-get install ttf-mscorefonts-installer
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following NEW packages will be installed:
  ttf-mscorefonts-installer
0 upgraded, 1 newly installed, 0 to remove and 18 not upgraded.
Need to get 0 B/29.5 kB of archives.
After this operation, 134 kB of additional disk space will be used.
Preconfiguring packages ...
Selecting previously unselected package ttf-mscorefonts-installer.
(Reading database ... 113543 files and directories currently installed.)
Preparing to unpack .../ttf-mscorefonts-installer_3.4+nmu1ubuntu2_all.deb ...
Unpacking ttf-mscorefonts-installer (3.4+nmu1ubuntu2) ...
Processing triggers for fontconfig (2.11.94-0ubuntu1.1) ...
Processing triggers for update-notifier-common (3.168.9) ...
ttf-mscorefonts-installer: processing...
ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/andale32.exe
Get:1 http://downloads.sourceforge.net/corefonts/andale32.exe [198 kB]
Fetched 198 kB in 12s (15.3 kB/s)                                                              
ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/arial32.exe
Get:1 http://downloads.sourceforge.net/corefonts/arial32.exe [554 kB]
Fetched 554 kB in 14s (38.6 kB/s)                                                            
ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/arialb32.exe
Err:1 http://downloads.sourceforge.net/corefonts/arialb32.exe
  Protocol "http" not supported or disabled in libcurl
E: Failed to fetch https://versaweb.dl.sourceforge.net/project/corefonts/the fonts/final/arialb32.exe  Protocol "http" not supported or disabled in libcurl

E: Download Failed
Setting up ttf-mscorefonts-installer (3.4+nmu1ubuntu2) ...
localepurge: Disk space freed in /usr/share/locale: 0 KiB
localepurge: Disk space freed in /usr/share/man: 0 KiB

Total disk space freed by localepurge: 0 KiB

# apt show ttf-mscorefonts-installer -a
Package: ttf-mscorefonts-installer
Version: 3.4+nmu1ubuntu2
Priority: optional
Section: multiverse/x11
Source: msttcorefonts
Origin: Ubuntu
Maintainer: Ubuntu Developers <email address hidden>
Original-Maintainer: Thijs Kinkhorst <email address hidden>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 134 kB
Provides: msttcorefonts
Pre-Depends: debconf (>= 0.5) | debconf-2.0
Depends: cabextract, xfonts-utils, update-notifier-common (>= 0.119ubuntu2)
Recommends: fonts-liberation
Download-Size: 29.5 kB
APT-Sources: http://archive.ubuntu.com/ubuntu xenial/multiverse amd64 Packages
Description: Installer for Microsoft TrueType core fonts

# cat /etc/*release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.5 LTS"
NAME="Ubuntu"
VERSION="16.04.5 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.5 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial


I have fixed with:
# wget http://ftp.de.debian.org/debian/pool/contrib/m/msttcorefonts/ttf-mscorefonts-installer_3.6_all.deb
# dpkg -i ttf-mscorefonts-installer_3.6_all.deb 

BTW, I notify they have already release 3.7 for this software but Ubuntu still release with 3.4. Did I missing something?

Why ubuntu archive doesn't update for this packages?

Package: ttf-mscorefonts-installer
Version: 3.4+nmu1ubuntu2
Priority: optional
Section: multiverse/x11
Source: msttcorefonts
Origin: Ubuntu
Maintainer: Ubuntu Developers <email address hidden>
Original-Maintainer: Thijs Kinkhorst <email address hidden>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 134 kB
Provides: msttcorefonts
Pre-Depends: debconf (>= 0.5) | debconf-2.0
Depends: cabextract, xfonts-utils, update-notifier-common (>= 0.119ubuntu2)
Recommends: fonts-liberation
Download-Size: 29.5 kB
APT-Sources: http://archive.ubuntu.com/ubuntu xenial/multiverse amd64 Packages
Description: Installer for Microsoft TrueType core fonts