Root, that script is suitable for timing attacks against ssh. This issue is easier to use to enumerate users, but does require a different approach. There was a tool posted to oss-security for this: https://www.openwall.com/lists/oss-security/2018/08/16/1
Thanks -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/1794629 Title: CVE-2018-15473 - User enumeration vulnerability Status in openssh package in Ubuntu: Fix Released Status in openssh source package in Trusty: Fix Released Status in openssh source package in Xenial: Fix Released Status in openssh source package in Bionic: Fix Released Status in openssh source package in Cosmic: Fix Released Bug description: https://nvd.nist.gov/vuln/detail/CVE-2018-15473 OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c. Fixed in Debian: https://www.debian.org/security/2018/dsa-4280 Currently pending triage? https://people.canonical.com/~ubuntu- security/cve/2018/CVE-2018-15473.html To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1794629/+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
