5 * HDB extensions support, used by PK-INIT.
9 * GSS-API mechglue from FreeBSD.
11 * Updated SPNEGO to support RFC4178.
13 * Support for Cryptosystem Negotiation Extension (RFC 4537).
15 * A new X.509 library (hx509) and related crypto functions.
17 * A new ntlm library (heimntlm) and related crypto functions.
19 * Updated the built-in crypto library with bignum support using
20 imath, support for RSA and DH and renamed it to libhcrypto.
22 * Subsystem in the KDC, digest, that will perform the digest
23 operation in the KDC, currently supports: CHAP, MS-CHAP-V2, SASL
24 DIGEST-MD5 NTLMv1 and NTLMv2.
26 * KDC will return the "response too big" error to force TCP retries
27 for large (default 1400 bytes) UDP replies. This is common for
30 * Libkafs defaults to use 2b tokens.
32 * Default to use the API cache on Mac OS X.
34 * krb5_kuserok() also checks ~/.k5login.d directory for acl files,
35 see manpage for krb5_kuserok for description.
37 * Many, many, other update to code and info manual and manual pages.
41 Changes in release 0.7.2
43 * Fix security problem in rshd that enable an attacker to overwrite
44 and change ownership of any file that root could write.
46 * Fix a DOS in telnetd. The attacker could force the server to crash
47 in a NULL de-reference before the user logged in, resulting in inetd
48 turning telnetd off because it forked too fast.
50 * Make gss_acquire_cred(GSS_C_ACCEPT) check that the requested name
51 exists in the keytab before returning success. This allows servers
52 to check if its even possible to use GSSAPI.
54 * Fix receiving end of token delegation for GSS-API. It still wrongly
55 uses subkey for sending for compatibility reasons, this will change
58 * telnetd, login and rshd are now more verbose in logging failed and
63 Changes in release 0.7.1
67 Changes in release 0.7
69 * Support for KCM, a process based credential cache
71 * Support CCAPI credential cache
75 * AES (and the gssapi conterpart, CFX) support
77 * Adding new and improve old documentation
81 Changes in release 0.6.6
83 * Fix security problem in rshd that enable an attacker to overwrite
84 and change ownership of any file that root could write.
86 * Fix a DOS in telnetd. The attacker could force the server to crash
87 in a NULL de-reference before the user logged in, resulting in inetd
88 turning telnetd off because it forked too fast.
90 Changes in release 0.6.5
92 * fix vulnerabilities in telnetd
94 * unbreak Kerberos 4 and kaserver
96 Changes in release 0.6.4
98 * fix vulnerabilities in telnet
100 * rshd: encryption without a separate error socket should now work
102 * telnet now uses appdefaults for the encrypt and forward/forwardable
107 Changes in release 0.6.3
109 * fix vulnerabilities in ftpd
111 * support for linux AFS /proc "syscalls"
113 * support for RFC3244 (Windows 2000 Kerberos Change/Set Password) in
116 * fix possible KDC denial of service
120 Changes in release 0.6.2
122 * Fix possible buffer overrun in v4 kadmin (which now defaults to off)
124 Changes in release 0.6.1
126 * Fixed ARCFOUR suppport
128 * Cross realm vulnerability
130 * kdc: fix denial of service attack
132 * kdc: stop clients from renewing tickets into the future
136 Changes in release 0.6
138 * The DES3 GSS-API mechanism has been changed to inter-operate with
139 other GSSAPI implementations. See man page for gssapi(3) how to turn
140 on generation of correct MIC messages. Next major release of heimdal
141 will generate correct MIC by default.
143 * More complete GSS-API support
145 * Better AFS support: kdc (524) supports 2b; 524 in kdc and AFS
146 support in applications no longer requires Kerberos 4 libs
148 * Kerberos 4 support in kdc defaults to turned off (includes ka and 524)
152 Changes in release 0.5.2
154 * kdc: add option for disabling v4 cross-realm (defaults to off)
158 Changes in release 0.5.1
160 * kadmind: fix remote exploit
162 * kadmind: add option to disable kerberos 4
164 * kdc: make sure kaserver token life is positive
166 * telnet: use the session key if there is no subkey
168 * fix EPSV parsing in ftp
172 Changes in release 0.5
174 * add --detach option to kdc
176 * allow setting forward and forwardable option in telnet from
177 .telnetrc, with override from command line
179 * accept addresses with or without ports in krb5_rd_cred
181 * make it work with modern openssl
183 * use our own string2key function even with openssl (that handles weak
186 * more system-specific requirements in login
188 * do not use getlogin() to determine root in su
190 * telnet: abort if telnetd does not support encryption
192 * update autoconf to 2.53
194 * update config.guess, config.sub
198 Changes in release 0.4e
200 * improve libcrypto and database autoconf tests
202 * do not care about salting of server principals when serving v4 requests
204 * some improvements to gssapi library
206 * test for existing compile_et/libcom_err
212 Changes in release 0.4d
214 * fix some problems when using libcrypto from openssl
216 * handle /dev/ptmx `unix98' ptys on Linux
218 * add some forgotten man pages
220 * rsh: clean-up and add man page
222 * fix -A and -a in builtin-ls in tpd
224 * fix building problem on Irix
226 * make `ktutil get' more efficient
230 Changes in release 0.4c
232 * fix buffer overrun in telnetd
234 * repair some of the v4 fallback code in kinit
236 * add more shared library dependencies
238 * simplify and fix hprop handling of v4 databases
240 * fix some building problems (osf's sia and osfc2 login)
244 Changes in release 0.4b
246 * update the shared library version numbers correctly
248 Changes in release 0.4a
250 * corrected key used for checksum in mk_safe, unfortunately this
251 makes it backwards incompatible
253 * update to autoconf 2.50, libtool 1.4
255 * re-write dns/config lookups (krb5_krbhst API)
257 * make order of using subkeys consistent
263 * remove rfc2052 support, now only rfc2782 is supported
265 * always build with kaserver protocol support in the KDC (assuming
266 KRB4 is enabled) and support for reading kaserver databases in
269 Changes in release 0.3f
271 * change default keytab to ANY:FILE:/etc/krb5.keytab,krb4:/etc/srvtab,
272 the new keytab type that tries both of these in order (SRVTAB is
273 also an alias for krb4:)
275 * improve error reporting and error handling (error messages should
276 be more detailed and more useful)
278 * improve building with openssl
280 * add kadmin -K, rcp -F
282 * fix two incorrect weak DES keys
284 * fix building of kaserver compat in KDC
286 * the API is closer to what MIT krb5 is using
288 * more compatible with windows 2000
290 * removed some memory leaks
294 Changes in release 0.3e
296 * rcp program included
298 * fix buffer overrun in ftpd
300 * handle omitted sequence numbers as zeroes to handle MIT krb5 that
301 cannot generate zero sequence numbers
303 * handle v4 /.k files better
305 * configure/portability fixes
307 * fixes in parsing of options to kadmin (sub-)commands
309 * handle errors in kadmin load better
313 Changes in release 0.3d
317 * fix a bug in 3des gss-api mechanism, making it compatible with the
318 specification and the MIT implementation
320 * make telnetd only allow a specific list of environment variables to
321 stop it from setting `sensitive' variables
323 * try to use an existing libdes
325 * lib/krb5, kdc: use correct usage type for ap-req messages. This
326 should improve compatability with MIT krb5 when using 3DES
329 * kdc: fix memory allocation problem
331 * update config.guess and config.sub
333 * lib/roken: more stuff implemented
335 * bug fixes and portability enhancements
337 Changes in release 0.3c
339 * lib/krb5: memory caches now support the resolve operation
341 * appl/login: set PATH to some sane default
343 * kadmind: handle several realms
345 * bug fixes (including memory leaks)
347 Changes in release 0.3b
349 * kdc: prefer default-salted keys on v5 requests
351 * kdc: lowercase hostnames in v4 mode
353 * hprop: handle more types of MIT salts
355 * lib/krb5: fix memory leak
359 Changes in release 0.3a:
361 * implement arcfour-hmac-md5 to interoperate with W2K
363 * modularise the handling of the master key, and allow for other
364 encryption types. This makes it easier to import a database from
365 some other source without having to re-encrypt all keys.
367 * allow for better control over which encryption types are created
369 * make kinit fallback to v4 if given a v4 KDC
371 * make klist work better with v4 and v5, and add some more MIT
372 compatibility options
374 * make the kdc listen on the krb524 (4444) port for compatibility
375 with MIT krb5 clients
377 * implement more DCE/DFS support, enabled with --enable-dce, see
378 lib/kdfs and appl/dceutils
380 * make the sequence numbers work correctly
384 Changes in release 0.2t:
388 Changes in release 0.2s:
390 * add OpenLDAP support in hdb
392 * login will get v4 tickets when it receives forwarded tickets
394 * xnlock supports both v5 and v4
396 * repair source routing for telnet
398 * fix building problems with krb4 (krb_mk_req)
402 Changes in release 0.2r:
404 * fix realloc memory corruption bug in kdc
406 * `add --key' and `cpw --key' in kadmin
408 * klist supports listing v4 tickets
410 * update config.guess and config.sub
412 * make v4 -> v5 principal name conversion more robust
414 * support for anonymous tickets
418 * telnetd: do not negotiate KERBEROS5 authentication if there's no keytab.
420 * use and set expiration and not password expiration when dumping
421 to/from ka server databases / krb4 databases
423 * make the code happier with 64-bit time_t
425 * follow RFC2782 and by default do not look for non-underscore SRV names
427 Changes in release 0.2q:
429 * bug fix in tcp-handling in kdc
431 * bug fix in expand_hostname
433 Changes in release 0.2p:
435 * bug fix in `kadmin load/merge'
437 * bug fix in krb5_parse_address
439 Changes in release 0.2o:
441 * gss_{import,export}_sec_context added to libgssapi
443 * new option --addresses to kdc (for listening on an explicit set of
446 * bug fixes in the krb4 and kaserver emulation part of the kdc
450 Changes in release 0.2n:
452 * more robust parsing of dump files in kadmin
453 * changed default timestamp format for log messages to extended ISO
454 8601 format (Y-M-DTH:M:S)
455 * changed md4/md5/sha1 APIes to be de-facto `standard'
456 * always make hostname into lower-case before creating principal
457 * small bits of more MIT-compatability
460 Changes in release 0.2m:
462 * handle glibc's getaddrinfo() that returns several ai_canonname
468 Changes in release 0.2l:
472 Changes in release 0.2k:
476 * make struct sockaddr_storage in roken work better on alphas
478 * some missing [hn]to[hn]s fixed.
480 * allow users to change their own passwords with kadmin (with initial
483 * fix stupid bug in parsing KDC specification
485 * add `ktutil change' and `ktutil purge'
487 Changes in release 0.2j:
491 * ftpd works in passive mode
493 * should build on cygwin
495 * work around broken IPv6-code on OpenBSD 2.6, also add configure
496 option --disable-ipv6
498 Changes in release 0.2i:
500 * use getaddrinfo in the missing places.
502 * fix SRV lookup for admin server
504 * use get{addr,name}info everywhere. and implement it in terms of
505 getipnodeby{name,addr} (which uses gethostbyname{,2} and
508 Changes in release 0.2h:
510 * fix typo in kx (now compiles)
512 Changes in release 0.2g:
516 * repair appl/test programs
517 * sockaddr_storage works on solaris (alignment issues)
518 * works better with non-roken getaddrinfo
520 * some non standard C constructs removed
522 Changes in release 0.2f:
524 * support SRV records for kpasswd
525 * look for both _kerberos and krb5-realm when doing host -> realm mapping
527 Changes in release 0.2e:
529 * changed copyright notices to remove `advertising'-clause.
530 * get{addr,name}info added to roken and used in the other code
531 (this makes things work much better with hosts with both v4 and v6
532 addresses, among other things)
533 * do pre-auth for both password and key-based get_in_tkt
534 * support for having several databases
535 * new command `del_enctype' in kadmin
536 * strptime (and new strftime) add to roken
537 * more paranoia about finding libdb
540 Changes in release 0.2d:
542 * new configuration option [libdefaults]default_etypes_des
543 * internal ls in ftpd builds without KRB4
544 * kx/rsh/push/pop_debug tries v5 and v4 consistenly
548 Changes in release 0.2c:
550 * bug fixes (see ChangeLog's for details)
552 Changes in release 0.2b:
555 * actually bump shared library versions
557 Changes in release 0.2a:
559 * a new program verify_krb5_conf for checking your /etc/krb5.conf
560 * add 3DES keys when changing password
561 * support null keys in database
562 * support multiple local realms
563 * implement a keytab backend for AFS KeyFile's
564 * implement a keytab backend for v4 srvtabs
565 * implement `ktutil copy'
566 * support password quality control in v4 kadmind
567 * improvements in v4 compat kadmind
568 * handle the case of having the correct cred in the ccache but with
569 the wrong encryption type better
570 * v6-ify the remaining programs.
571 * internal ls in ftpd
572 * rename strcpy_truncate/strcat_truncate to strlcpy/strlcat
573 * add `ank --random-password' and `cpw --random-password' in kadmin
574 * some programs and documentation for trying to talk to a W2K KDC
577 Changes in release 0.1m:
579 * support for getting default from krb5.conf for kinit/kf/rsh/telnet.
580 From Miroslav Ruda <ruda@ics.muni.cz>
581 * v6-ify hprop and hpropd
582 * support numeric addresses in krb5_mk_req
583 * shadow support in login and su. From Miroslav Ruda <ruda@ics.muni.cz>
584 * make rsh/rshd IPv6-aware
585 * make the gssapi sample applications better at reporting errors
587 * handle systems with v6-aware libc and non-v6 kernels (like Linux
588 with glibc 2.1) better
589 * hide failure of ERPT in ftp
592 Changes in release 0.1l:
594 * make ftp and ftpd IPv6-aware
595 * add inet_pton to roken
596 * more IPv6-awareness
597 * make mini_inetd v6 aware
599 Changes in release 0.1k:
601 * bump shared libraries versions
602 * add roken version of inet_ntop
603 * merge more changes to rshd
605 Changes in release 0.1j:
607 * restore back to the `old' 3DES code. This was supposed to be done
608 in 0.1h and 0.1i but I did a CVS screw-up.
609 * make telnetd handle v6 connections
611 Changes in release 0.1i:
613 * start using `struct sockaddr_storage' which simplifies the code
614 (with a fallback definition if it's not defined)
615 * bug fixes (including in hprop and kf)
616 * don't use mawk which seems to mishandle roken.awk
617 * get_addrs should be able to handle v6 addresses on Linux (with the
618 required patch to the Linux kernel -- ask within)
619 * rshd builds with shadow passwords
621 Changes in release 0.1h:
623 * kf: new program for forwarding credentials
625 * make forwarding credentials work with MIT code
626 * better conversion of ka database
627 * add etc/services.append
628 * correct `modified by' from kpasswdd
631 Changes in release 0.1g:
633 * kgetcred: new program for explicitly obtaining tickets
638 Changes in release 0.1f;
640 * experimental support for v4 kadmin protokoll in kadmind
643 Changes in release 0.1e:
645 * try to handle old DCE and MIT kdcs
646 * support for older versions of credential cache files and keytabs
647 * postdated tickets work
648 * support for password quality checks in kpasswdd
649 * new flag --enable-kaserver for kdc
651 * prototype su program
652 * updated (some) manpages
653 * support for KDC resource records
654 * should build with --without-krb4
657 Changes in release 0.1d:
659 * Support building with DB2 (uses 1.85-compat API)
660 * Support krb5-realm.DOMAIN in DNS
661 * new `ktutil srvcreate'
662 * v4/kafs support in klist/kdestroy
665 Changes in release 0.1c:
667 * fix ASN.1 encoding of signed integers
668 * somewhat working `ktutil get'
669 * some documentation updates
670 * update to Autoconf 2.13 and Automake 1.4
671 * the usual bug fixes
673 Changes in release 0.1b:
675 * some old -> new crypto conversion utils
678 Changes in release 0.1a:
682 * make sure we ask for DES keys in gssapi
683 * support signed ints in ASN1
686 Changes in release 0.0u:
690 Changes in release 0.0t:
692 * more robust parsing of krb5.conf
693 * include net{read,write} in lib/roken
696 Changes in release 0.0s:
698 * kludges for parsing options to rsh
699 * more robust parsing of krb5.conf
700 * removed some arbitrary limits
703 Changes in release 0.0r:
705 * default options for some programs
708 Changes in release 0.0q:
710 * support for building shared libraries with libtool
713 Changes in release 0.0p:
715 * keytab moved to /etc/krb5.keytab
716 * avoid false detection of IPv6 on Linux
717 * Lots of more functionality in the gssapi-library
718 * hprop can now read ka-server databases
721 Changes in release 0.0o:
723 * FTP with GSSAPI support.
726 Changes in release 0.0n:
728 * Incremental database propagation.
729 * Somewhat improved kadmin ui; the stuff in admin is now removed.
730 * Some support for using enctypes instead of keytypes.
731 * Lots of other improvement and bug fixes, see ChangeLog for details.