The issue is fixed in the current Ubuntu version, closing for the current serie.
The commit looks like it's not too complex and could probably be backported to 18.04 https://gitlab.gnome.org/GNOME/libsoup/commit/0e7b2c14 (and https://gitlab.gnome.org/GNOME/libsoup/commit/7e4b94cd) ** Changed in: libsoup2.4 (Ubuntu) Importance: Undecided => High ** Changed in: libsoup2.4 (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to libsoup2.4 in Ubuntu. https://bugs.launchpad.net/bugs/1817537 Title: libsoup should support ntlmv2 Status in libsoup2.4 package in Ubuntu: Fix Released Bug description: Our Exchange admins recently made NTLMv2 obligatory. Since then interaction with Exchange through Evolution isn't possible anymore. In newer versions of libsoup that has been implemented, see https://gitlab.gnome.org/GNOME/evolution-ews/issues/38 Could that be backported to Ubuntu 18.04? ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: libsoup2.4-1 2.62.1-1ubuntu0.1 ProcVersionSignature: Ubuntu 4.15.0-45.48-generic 4.15.18 Uname: Linux 4.15.0-45-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 CurrentDesktop: XFCE Date: Mon Feb 25 12:10:26 2019 SourcePackage: libsoup2.4 UpgradeStatus: Upgraded to bionic on 2018-09-27 (150 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libsoup2.4/+bug/1817537/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp