CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483.

• openbsd openssh 1.2 • openbsd openssh 1.2.1 • openbsd openssh 1.2.2 • openbsd openssh 1.2.3 • openbsd openssh 1.2.27 • openbsd openssh 2.1 • openbsd openssh 2.1.1 • openbsd openssh 2.2 • openbsd openssh 2.3 • openbsd openssh 2.5 • openbsd openssh 2.5.1 • openbsd openssh 2.5.2 • openbsd openssh 2.9 • openbsd openssh 2.9.9 • openbsd openssh 2.9.9p2 • openbsd openssh 2.9p1 • openbsd openssh 2.9p2 • openbsd openssh 3.0 • openbsd openssh 3.0.1 • openbsd openssh 3.0.1p1 • openbsd openssh 3.0.2 • openbsd openssh 3.0.2p1 • openbsd openssh 3.0p1 • openbsd openssh 3.1 • openbsd openssh 3.1p1 • openbsd openssh 3.2 • openbsd openssh 3.2.2 • openbsd openssh 3.2.2p1 • openbsd openssh 3.2.3p1 • openbsd openssh 3.3 • openbsd openssh 3.3p1 • openbsd openssh 3.4 • openbsd openssh 3.4p1 • openbsd openssh 3.5 • openbsd openssh 3.5p1 • openbsd openssh 3.6 • openbsd openssh 3.6.1 • openbsd openssh 3.6.1p1 • openbsd openssh 3.6.1p2 • openbsd openssh 3.7 • openbsd openssh 3.7.1 • openbsd openssh 3.7.1p1 • openbsd openssh 3.7.1p2 • openbsd openssh 3.8 • openbsd openssh 3.8.1 • openbsd openssh 3.8.1p1 • openbsd openssh 3.9 • openbsd openssh 3.9.1 • openbsd openssh 3.9.1p1 • openbsd openssh 4.0 • openbsd openssh 4.0p1 • openbsd openssh 4.1 • openbsd openssh 4.1p1 • openbsd openssh 4.2 • openbsd openssh 4.2p1 • openbsd openssh 4.3 • openbsd openssh 4.3p1 • openbsd openssh 4.3p2 • openbsd openssh 4.4 • openbsd openssh 4.4p1 … and 2 more