diff options
| author | Todd C. Miller <millert@cvs.openbsd.org> | 1997-11-04 19:01:06 +0000 |
|---|---|---|
| committer | Todd C. Miller <millert@cvs.openbsd.org> | 1997-11-04 19:01:06 +0000 |
| commit | 6b57d10d1974c94e115608d07f1c152a2447e274 (patch) | |
| tree | 5b901731ba30f4b6feaaa63ba5aea574e51a73ad | |
| parent | 176632a21bbf83faad76cc78e6f2388e9cda8b77 (diff) | |
Do pwcheck() even if the user does not exist. This means that if
there is an alternate authentication scheme it will get run
even when the username does not exist, preventing an info gathering
attack. Short story: for user "imbogus" and pass "s/key" you
will get a faked up s/key prompt.
| -rw-r--r-- | usr.bin/login/login.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/usr.bin/login/login.c b/usr.bin/login/login.c index 33007b82e6a..289c0db2e0e 100644 --- a/usr.bin/login/login.c +++ b/usr.bin/login/login.c @@ -1,4 +1,4 @@ -/* $OpenBSD: login.c,v 1.22 1997/06/20 04:55:00 deraadt Exp $ */ +/* $OpenBSD: login.c,v 1.23 1997/11/04 19:01:05 millert Exp $ */ /* $NetBSD: login.c,v 1.13 1996/05/15 23:50:16 jtc Exp $ */ /*- @@ -44,7 +44,7 @@ static char copyright[] = #if 0 static char sccsid[] = "@(#)login.c 8.4 (Berkeley) 4/2/94"; #endif -static char rcsid[] = "$OpenBSD: login.c,v 1.22 1997/06/20 04:55:00 deraadt Exp $"; +static char rcsid[] = "$OpenBSD: login.c,v 1.23 1997/11/04 19:01:05 millert Exp $"; #endif /* not lint */ /* @@ -312,6 +312,8 @@ main(argc, argv) #else rval = pwcheck(username, p, salt, pwd->pw_passwd); #endif + } else { + rval = pwcheck(username, p, salt, "*"); } memset(p, 0, strlen(p)); |