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38 Commits

Author SHA1 Message Date
Darren Tucker
400b8786d6 - (dtucker) [uidswap.c] Fix setreuid and add missing args to fatal(). ok djm@ 2003-06-06 10:46:04 +10:00
Damien Miller
5fe46a45c8 - (djm) Implement paranoid priv dropping checks, based on: 
"SetUID demystified" - Hao Chen, David Wagner and Drew Dean
   Proceedings of USENIX Security Symposium 2002
 2003-06-05 09:53:31 +10:00
Damien Miller
61d3680aca - deraadt@cvs.openbsd.org 2003/05/29 16:58:45 
[sshd.c uidswap.c]
     seteuid and setegid; markus ok
 2003-06-02 19:09:48 +10:00
Ben Lindstrom
18d2b5d399 - (bal) [uidswap.c] SCO compile correction by gert@greenie.muc.de 2002-07-30 19:32:07 +00:00
Ben Lindstrom
1fa330cf35 - stevesk@cvs.openbsd.org 2002/07/15 17:15:31 
[uidswap.c]
     little more debugging; ok markus@
 2002-07-23 21:29:49 +00:00
Ben Lindstrom
837461bf9a - (bal) Build noop setgroups() for cygwin to clean up code (For other 
platforms without the setgroups() requirement, you MUST define
   SETGROUPS_NOOP in the configure.ac) Based on patch by vinschen@redhat.com
 2002-06-12 16:57:14 +00:00
Ben Lindstrom
10d9936413 - stevesk@cvs.openbsd.org 2002/05/28 21:24:00 
[uidswap.c]
     use correct function name in fatal()

[See the patch above, I saw it before apply the next patch. <sigh>]
 2002-06-06 20:44:06 +00:00
Ben Lindstrom
ca8943e6de - (bal) Corrected debug() in uidswap.c to match upstream. 2002-06-06 20:42:04 +00:00
Ben Lindstrom
abff1dd050 - stevesk@cvs.openbsd.org 2002/05/28 17:28:02 
[uidswap.c]
     format spec change/casts and some KNF; ok markus@
 2002-06-06 20:38:49 +00:00
Ben Lindstrom
af40bc6a72 - (bal) mispelling in uidswap.c (portable only) 2002-04-03 03:36:54 +00:00
Ben Lindstrom
1e259bb0bf - (bal) CVS ID sync of uidswap.c 2002-04-02 20:53:39 +00:00
Damien Miller
9f0f5c64bc - deraadt@cvs.openbsd.org 2001/12/19 07:18:56 
[auth1.c auth2.c auth2-chall.c auth-bsdauth.c auth.c authfile.c auth.h]
     [auth-krb4.c auth-rhosts.c auth-skey.c bufaux.c canohost.c channels.c]
     [cipher.c clientloop.c compat.c compress.c deattack.c key.c log.c mac.c]
     [match.c misc.c nchan.c packet.c readconf.c rijndael.c rijndael.h scard.c]
     [servconf.c servconf.h serverloop.c session.c sftp.c sftp-client.c]
     [sftp-glob.c sftp-int.c sftp-server.c ssh-add.c ssh-agent.c ssh.c]
     [sshconnect1.c sshconnect2.c sshconnect.c sshd.8 sshd.c sshd_config]
     [ssh-keygen.c sshlogin.c sshpty.c sshtty.c ttymodes.c uidswap.c]
     basic KNF done while i was looking for something else
 2001-12-21 14:45:46 +11:00
Ben Lindstrom
049e0dd6cf - markus@cvs.openbsd.org 2001/08/08 21:34:19 
[uidswap.c]
     undo last change; does not work for sshd
 2001-08-15 23:17:22 +00:00
Ben Lindstrom
a66039373b - markus@cvs.openbsd.org 2001/08/08 18:20:15 
[uidswap.c]
     permanently_set_uid is a noop if user is not privilegued;
     fixes bug on solaris; from sbi@uchicago.edu
 2001-08-15 23:14:49 +00:00
Ben Lindstrom
5428bea574 - (bal) White Space and #ifdef sync with OpenBSD 2001-05-06 02:53:25 +00:00
Ben Lindstrom
0f85348e89 - (bal) Cygwin lacks setgroups() API. Patch by Corinna Vinschen 
<vinschen@redhat.com>
 2001-04-27 02:10:15 +00:00
Ben Lindstrom
4468b260cf - (bal) Fixed uidswap.c so it should work on non-posix complient systems. 
patch based on 2.5.2 version by djm.
 2001-04-26 23:03:37 +00:00
Ben Lindstrom
768f975b13 - (bal) Whitespace resync w/ OpenBSD for uidswap.c 2001-04-25 06:27:11 +00:00
Ben Lindstrom
ee2786a2a1 - markus@cvs.openbsd.org 2001/04/20 16:32:22 
[uidswap.c]
     set non-privileged gid before uid; tholo@ and deraadt@
 2001-04-22 17:08:00 +00:00
Ben Lindstrom
f52373f732 - markus@cvs.openbsd.org 2001/04/08 11:24:33 
[uidswap.c]
     KNF
 2001-04-08 18:38:04 +00:00
Ben Lindstrom
3fcf1a22b5 - markus@cvs.openbsd.org 2001/04/06 21:00:17 
[auth-rh-rsa.c auth-rhosts.c auth-rsa.c auth2.c channels.c session.c
      ssh.c sshconnect.c sshconnect.h uidswap.c uidswap.h]
     do gid/groups-swap in addition to uid-swap, should help if /home/group
     is chmod 750 + chgrp grp /home/group/, work be deraadt and me, thanks
     to olar@openwall.com is comments.  we had many requests for this.
 2001-04-08 18:26:59 +00:00
Damien Miller
fbd884a80d - (djm) Fix up POSIX saved uid support. Report from Mark Miller 
<markm@swoon.net>
 - (djm) Search for -lcrypt on FreeBSD too
 2001-02-27 08:39:07 +11:00
Ben Lindstrom
226cfa0378 Hopefully things did not get mixed around too much. It compiles under 
Linux and works.  So that is at least a good sign. =)
20010122
 - (bal) OpenBSD Resync
   - markus@cvs.openbsd.org 2001/01/19 12:45:26 GMT 2001 by markus
     [servconf.c ssh.h sshd.c]
     only auth-chall.c needs #ifdef SKEY
   - markus@cvs.openbsd.org 2001/01/19 15:55:10 GMT 2001 by markus
     [auth-krb4.c auth-options.c auth-rh-rsa.c auth-rhosts.c auth-rsa.c
      auth1.c auth2.c channels.c clientloop.c dh.c dispatch.c nchan.c
      packet.c pathname.h readconf.c scp.c servconf.c serverloop.c
      session.c ssh-add.c ssh-keygen.c ssh-keyscan.c ssh.c ssh.h
      ssh1.h sshconnect1.c sshd.c ttymodes.c]
     move ssh1 definitions to ssh1.h, pathnames to pathnames.h
   - markus@cvs.openbsd.org 2001/01/19 16:48:14
     [sshd.8]
     fix typo; from stevesk@
   - markus@cvs.openbsd.org 2001/01/19 16:50:58
     [ssh-dss.c]
     clear and free digest, make consistent with other code (use dlen); from
     stevesk@
   - markus@cvs.openbsd.org 2001/01/20 15:55:20 GMT 2001 by markus
     [auth-options.c auth-options.h auth-rsa.c auth2.c]
     pass the filename to auth_parse_options()
   - markus@cvs.openbsd.org 2001/01/20 17:59:40 GMT 2001
     [readconf.c]
     fix SIGSEGV from -o ""; problem noted by jehsom@togetherweb.com
   - stevesk@cvs.openbsd.org 2001/01/20 18:20:29
     [sshconnect2.c]
     dh_new_group() does not return NULL.  ok markus@
   - markus@cvs.openbsd.org 2001/01/20 21:33:42
     [ssh-add.c]
     do not loop forever if askpass does not exist; from
     andrew@pimlott.ne.mediaone.net
   - djm@cvs.openbsd.org 2001/01/20 23:00:56
     [servconf.c]
     Check for NULL return from strdelim; ok markus
   - djm@cvs.openbsd.org 2001/01/20 23:02:07
     [readconf.c]
     KNF; ok markus
   - jakob@cvs.openbsd.org 2001/01/21 9:00:33
     [ssh-keygen.1]
     remove -R flag; ok markus@
   - markus@cvs.openbsd.org 2001/01/21 19:05:40
     [atomicio.c automicio.h auth-chall.c auth-krb4.c auth-options.c
      auth-options.h auth-passwd.c auth-rh-rsa.c auth-rhosts.c auth-rsa.c
      auth.c auth.h auth1.c auth2-chall.c auth2.c authfd.c authfile.c
      bufaux.c  bufaux.h buffer.c canahost.c canahost.h channels.c
      cipher.c cli.c clientloop.c clientloop.h compat.c compress.c
      deattack.c dh.c dispatch.c groupaccess.c hmac.c hostfile.c kex.c
      key.c key.h log-client.c log-server.c log.c log.h login.c login.h
      match.c misc.c misc.h nchan.c packet.c pty.c radix.h readconf.c
      readpass.c readpass.h rsa.c scp.c servconf.c serverloop.c serverloop.h
      session.c sftp-server.c ssh-add.c ssh-agent.c ssh-dss.c ssh-keygen.c
      ssh-keyscan.c ssh-rsa.c ssh.c ssh.h sshconnect.c sshconnect.h
      sshconnect1.c sshconnect2.c sshd.c tildexpand.c tildexpand.h
      ttysmodes.c uidswap.c xmalloc.c]
     split ssh.h and try to cleanup the #include mess. remove unnecessary
     #includes.  rename util.[ch] -> misc.[ch]
 - (bal) renamed 'PIDDIR' to '_PATH_SSH_PIDDIR' to match OpenBSD tree
 - (bal) Moved #ifdef KRB4 in auth-krb4.c above the #include to resolve
   conflict when compiling for non-kerb install
 - (bal) removed the #ifdef SKEY in auth1.c to match Markus' changes
   on 1/19.
 2001-01-22 05:34:40 +00:00
Kevin Steves
0a8397e00c whitespace sync with openbsd 2000-12-29 18:50:50 +00:00
Ben Lindstrom
2941f119e6 20001230 
- (bal) OpenBSD CVS Update
   - markus@cvs.openbsd.org 2000/12/28 18:58:30
     [ssh-keygen.c]
     enable 'ssh-keygen -l -f ~/.ssh/{authorized_keys,known_hosts}{,2}
 - (bal) Resynced CVS ID with OpenBSD for channel.c and uidswap.c
 2000-12-29 16:50:13 +00:00
Ben Lindstrom
46c162204b One way to massive patch. <sigh> It compiles and works under Linux.. 
And I think I have all the bits right from the OpenBSD tree.
20001222
 - Updated RCSID for pty.c
 - (bal) OpenBSD CVS Updates:
  - markus@cvs.openbsd.org 2000/12/21 15:10:16
    [auth-rh-rsa.c hostfile.c hostfile.h sshconnect.c]
    print keyfile:line for changed hostkeys, for deraadt@, ok deraadt@
  - markus@cvs.openbsd.org 2000/12/20 19:26:56
    [authfile.c]
    allow ssh -i userkey for root
  - markus@cvs.openbsd.org 2000/12/20 19:37:21
    [authfd.c authfd.h kex.c sshconnect2.c sshd.c uidswap.c uidswap.h]
    fix prototypes; from stevesk@pobox.com
  - markus@cvs.openbsd.org 2000/12/20 19:32:08
    [sshd.c]
    init pointer to NULL; report from Jan.Ivan@cern.ch
  - markus@cvs.openbsd.org 2000/12/19 23:17:54
    [auth-krb4.c auth-options.c auth-options.h auth-rhosts.c auth-rsa.c
     auth1.c auth2-skey.c auth2.c authfd.c authfd.h authfile.c bufaux.c
     bufaux.h buffer.c canohost.c channels.c clientloop.c compress.c
     crc32.c deattack.c getput.h hmac.c hmac.h hostfile.c kex.c kex.h
     key.c key.h log.c login.c match.c match.h mpaux.c mpaux.h packet.c
     packet.h radix.c readconf.c rsa.c scp.c servconf.c servconf.h
     serverloop.c session.c sftp-server.c ssh-agent.c ssh-dss.c ssh-dss.h
     ssh-keygen.c ssh-keyscan.c ssh-rsa.c ssh-rsa.h ssh.c ssh.h  uuencode.c
     uuencode.h sshconnect1.c sshconnect2.c sshd.c tildexpand.c]
    replace 'unsigned bla' with 'u_bla' everywhere. also replace 'char
    unsigned' with u_char.
 2000-12-22 01:43:59 +00:00
Kevin Steves
a074feb65d - (stevesk) OpenBSD CVS updates: 
- markus@cvs.openbsd.org 2000/12/19 15:43:45
     [authfile.c channels.c sftp-server.c ssh-agent.c]
     remove() -> unlink() for consistency
   - markus@cvs.openbsd.org 2000/12/19 15:48:09
     [ssh-keyscan.c]
     replace <ssl/x.h> with <openssl/x.h>
   - markus@cvs.openbsd.org 2000/12/17 02:33:40
     [uidswap.c]
     typo; from wsanchez@apple.com
 2000-12-21 22:33:45 +00:00
Ben Lindstrom
49a79c0976 - (stevek) Reworked progname support. 
- (bal) Misplaced #include "includes.h" in bsd-setproctitle.c.  Patch by
   Shinichi Maruyama <marya@st.jip.co.jp>

I assume the progname patch was finished.  I believe stevek is on vacation,
but it passes compiling under Linux and NeXTStep.
 2000-11-17 03:47:20 +00:00
Damien Miller
e4340be5b3 - (djm) Merge OpenBSD changes: 
- markus@cvs.openbsd.org  2000/09/05 02:59:57
     [session.c]
     print hostname (not hushlogin)
   - markus@cvs.openbsd.org  2000/09/05 13:18:48
     [authfile.c ssh-add.c]
     enable ssh-add -d for DSA keys
   - markus@cvs.openbsd.org  2000/09/05 13:20:49
     [sftp-server.c]
     cleanup
   - markus@cvs.openbsd.org  2000/09/06 03:46:41
     [authfile.h]
     prototype
   - deraadt@cvs.openbsd.org 2000/09/07 14:27:56
     [ALL]
     cleanup copyright notices on all files.  I have attempted to be
     accurate with the details.  everything is now under Tatu's licence
     (which I copied from his readme), and/or the core-sdi bsd-ish thing
     for deattack, or various openbsd developers under a 2-term bsd
     licence.  We're not changing any rules, just being accurate.
   - markus@cvs.openbsd.org  2000/09/07 14:40:30
     [channels.c channels.h clientloop.c serverloop.c ssh.c]
     cleanup window and packet sizes for ssh2 flow control; ok niels
   - markus@cvs.openbsd.org  2000/09/07 14:53:00
     [scp.c]
     typo
   - markus@cvs.openbsd.org  2000/09/07 15:13:37
     [auth-options.c auth-options.h auth-rh-rsa.c auth-rsa.c auth.c]
     [authfile.h canohost.c channels.h compat.c hostfile.h log.c match.h]
     [pty.c readconf.c]
     some more Copyright fixes
   - markus@cvs.openbsd.org  2000/09/08 03:02:51
     [README.openssh2]
     bye bye
   - deraadt@cvs.openbsd.org 2000/09/11 18:38:33
     [LICENCE cipher.c]
     a few more comments about it being ARC4 not RC4
   - markus@cvs.openbsd.org  2000/09/12 14:53:11
     [log-client.c log-server.c log.c ssh.1 ssh.c ssh.h sshd.8 sshd.c]
     multiple debug levels
   - markus@cvs.openbsd.org  2000/09/14 14:25:15
     [clientloop.c]
     typo
   - deraadt@cvs.openbsd.org 2000/09/15 01:13:51
     [ssh-agent.c]
     check return value for setenv(3) for failure, and deal appropriately
 2000-09-16 13:29:08 +11:00
Damien Miller
caf6dd6d21 - More OpenBSD updates: 
- deraadt@cvs.openbsd.org 2000/08/24 15:46:59
     [scp.c]
     off_t in sink, to fix files > 2GB, i think, test is still running ;-)
   - deraadt@cvs.openbsd.org 2000/08/25 10:10:06
     [session.c]
     Wall
   - markus@cvs.openbsd.org  2000/08/26 04:33:43
     [compat.c]
     ssh.com-2.3.0
   - markus@cvs.openbsd.org  2000/08/27 12:18:05
     [compat.c]
     compatibility with future ssh.com versions
   - deraadt@cvs.openbsd.org 2000/08/27 21:50:55
     [auth-krb4.c session.c ssh-add.c sshconnect.c uidswap.c]
     print uid/gid as unsigned
   - markus@cvs.openbsd.org  2000/08/28 13:51:00
     [ssh.c]
     enable -n and -f for ssh2
   - markus@cvs.openbsd.org  2000/08/28 14:19:53
     [ssh.c]
     allow combination of -N and -f
   - markus@cvs.openbsd.org  2000/08/28 14:20:56
     [util.c]
     util.c
   - markus@cvs.openbsd.org  2000/08/28 14:22:02
     [util.c]
     undo
   - markus@cvs.openbsd.org  2000/08/28 14:23:38
     [util.c]
     don't complain if setting NONBLOCK fails with ENODEV
 2000-08-29 11:33:50 +11:00
Damien Miller
c83aa83784 - (djm) Avoid failures on Irix when ssh is not setuid. Fix from 
Michael Stone <mstone@cs.loyola.edu>
 2000-08-15 10:08:00 +10:00
Damien Miller
91606b17d2 - (djm) Patch from Michael Stone <mstone@cs.loyola.edu> to add support for 
Irix 6.x array sessions, project id's, and system audit trail id.
 2000-06-28 08:22:29 +10:00
Damien Miller
6536c7d3c9 - OpenBSD CVS Updates: 
- markus@cvs.openbsd.org  2000/06/18 18:50:11
     [auth2.c compat.c compat.h sshconnect2.c]
     make userauth+pubkey interop with ssh.com-2.2.0
   - markus@cvs.openbsd.org  2000/06/18 20:56:17
     [dsa.c]
     mem leak + be more paranoid in dsa_verify.
   - markus@cvs.openbsd.org  2000/06/18 21:29:50
     [key.c]
     cleanup fingerprinting, less hardcoded sizes
   - markus@cvs.openbsd.org  2000/06/19 19:39:45
     [atomicio.c auth-options.c auth-passwd.c auth-rh-rsa.c auth-rhosts.c]
     [auth-rsa.c auth-skey.c authfd.c authfd.h authfile.c bufaux.c bufaux.h]
     [buffer.c buffer.h canohost.c channels.c channels.h cipher.c cipher.h]
     [clientloop.c compat.c compat.h compress.c compress.h crc32.c crc32.h]
     [deattack.c dispatch.c dsa.c fingerprint.c fingerprint.h getput.h hmac.c]
     [kex.c log-client.c log-server.c login.c match.c mpaux.c mpaux.h nchan.c]
     [nchan.h packet.c packet.h pty.c pty.h readconf.c readconf.h readpass.c]
     [rsa.c rsa.h scp.c servconf.c servconf.h ssh-add.c ssh-keygen.c ssh.c]
     [ssh.h tildexpand.c ttymodes.c ttymodes.h uidswap.c xmalloc.c xmalloc.h]
     OpenBSD tag
   - markus@cvs.openbsd.org  2000/06/21 10:46:10
     sshconnect2.c missing free; nuke old comment
 2000-06-22 21:32:31 +10:00
Damien Miller
4af51306d9 - OpenBSD CVS updates. 
[ssh.1 ssh.c]
   - ssh -2
   [auth.c channels.c clientloop.c packet.c packet.h serverloop.c]
   [session.c sshconnect.c]
   - check payload for (illegal) extra data
   [ALL]
   - whitespace cleanup
 2000-04-16 11:18:38 +10:00
Damien Miller
ee1c0b3d3b - NetBSD patch from David Rankin <drankin@bohemians.lexington.ky.us> and 
Christos Zoulas <christos@netbsd.org>
 2000-01-21 00:18:15 +11:00
Damien Miller
5428f646ad - More reformatting merged from OpenBSD CVS 
- Merged OpenBSD CVS changes:
   - [channels.c]
     report from mrwizard@psu.edu via djm@ibs.com.au
   - [channels.c]
     set SO_REUSEADDR and SO_LINGER for forwarded ports.
     chip@valinux.com via damien@ibs.com.au
   - [nchan.c]
     it's not an error() if shutdown_write failes in nchan.
   - [readconf.c]
     remove dead #ifdef-0-code
   - [readconf.c servconf.c]
     strcasecmp instead of tolower
   - [scp.c]
     progress meter overflow fix from damien@ibs.com.au
   - [ssh-add.1 ssh-add.c]
     SSH_ASKPASS support
   - [ssh.1 ssh.c]
     postpone fork_after_authentication until command execution,
     request/patch from jahakala@cc.jyu.fi via damien@ibs.com.au
     plus: use daemon() for backgrounding
 1999-11-25 11:54:57 +11:00
Damien Miller
95def09838 - Merged very large OpenBSD source code reformat 
- OpenBSD CVS updates
   - [channels.c cipher.c compat.c log-client.c scp.c serverloop.c]
     [ssh.h sshd.8 sshd.c]
     syslog changes:
     * Unified Logmessage for all auth-types, for success and for failed
     * Standard connections get only ONE line in the LOG when level==LOG:
       Auth-attempts are logged only, if authentication is:
          a) successfull or
          b) with passwd or
          c) we had more than AUTH_FAIL_LOG failues
     * many log() became verbose()
     * old behaviour with level=VERBOSE
   - [readconf.c readconf.h ssh.1 ssh.h sshconnect.c sshd.c]
     tranfer s/key challenge/response data in SSH_SMSG_AUTH_TIS_CHALLENGE
     messages. allows use of s/key in windows (ttssh, securecrt) and
     ssh-1.2.27 clients without 'ssh -v', ok: niels@
   - [sshd.8]
     -V, for fallback to openssh in SSH2 compatibility mode
   - [sshd.c]
     fix sigchld race; cjc5@po.cwru.edu
 1999-11-25 00:26:21 +11:00
Damien Miller
d4a8b7e34d Initial revision 1999-10-27 13:42:43 +10:00