Hello,

    This is an older thread now but our mitigation guys found a solution in
fixing this that I think you all may want as the output has now changed
from the 13 ciphers that would not change to the below.  Its a rather easy
fix as well and possible I missed it with assumptions.

You need to modify both the realm name dse and the pki dse ldifs.  I was
only modifying the realm dse.


/etc/dirsrv/slapd-PKI-IPA/dse.ldif
/etc/dirsrv/slapd-RELAM-NAME/dse.ldif




[bob@dingle ~]# nmap --script ssl-enum-ciphers -p 636 `hostname`

Starting Nmap 5.51 ( http://nmap.org ) at 2016-05-17 10:59 EDT
Nmap scan report for dingle@bob.local (IP of dingle)
Host is up (0.00015s latency).
PORT    STATE SERVICE
636/tcp open  ldapssl
| ssl-enum-ciphers:
|   TLSv1.2
|     Ciphers (7)
|       SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA
|       TLS_RSA_WITH_3DES_EDE_CBC_SHA
|       TLS_RSA_WITH_AES_128_CBC_SHA
|       TLS_RSA_WITH_AES_128_CBC_SHA256
|       TLS_RSA_WITH_AES_128_GCM_SHA256
|       TLS_RSA_WITH_AES_256_CBC_SHA
|       TLS_RSA_WITH_AES_256_CBC_SHA256
|     Compressors (1)
|_      uncompressed





Sean Hogan





From:   Sean Hogan/Durham/IBM
To:     Rob Crittenden <rcrit...@redhat.com>
Cc:     freeipa-users@redhat.com, Noriko Hosoi <nho...@redhat.com>
Date:   04/29/2016 01:49 PM
Subject:        Re: [Freeipa-users] IPA vulnerability management SSL


Thanks Rob... appreciate the help.. can you send me what you have in
nss.conf, server.xml as well?  If I start off playing with something you
see working without issue then maybe I can come up with something or am I
wrong thinking those might affect anything?

IE .. can you send me the entire cn=encryption, cn=config section like this
dn: cn=encryption,cn=config
objectClass: top
objectClass: nsEncryptionConfig
cn: encryption
nsSSLSessionTimeout: 0
nsSSLClientAuth: allowed
nsSSL2: off
nsSSL3: off
creatorsName: cn=server,cn=plugins,cn=config
modifiersName: cn=directory manager
createTimestamp: 20150420131850Z
modifyTimestamp: 20150420131906Z
nsSSL3Ciphers:
-rsa_null_md5,-rsa_rc4_128_sha,-rsa_rc4_128_md5,-rsa_rc4_40_md5

,-rsa_rc2_40_md5,-rsa_des_sha,-rsa_fips_des_sha,+rsa_3des_sha,+rsa_fips_3des_

sha,-fortezza,-fortezza_rc4_128_sha,-fortezza_null,-tls_rsa_export1024_with_r
 c4_56_sha,-tls_rsa_export1024_with_des_cbc_sha
numSubordinates: 1


Sean Hogan








From:   Rob Crittenden <rcrit...@redhat.com>
To:     Sean Hogan/Durham/IBM@IBMUS
Cc:     freeipa-users@redhat.com, Noriko Hosoi <nho...@redhat.com>
Date:   04/29/2016 01:36 PM
Subject:        Re: [Freeipa-users] IPA vulnerability management SSL



Sean Hogan wrote:
> Apparently making it the master ca will not work at this point since the
> replica is removed. So still stuck with non-changing ciphers.

Other services running on the box have zero impact on the ciphers
available.

I'm not sure what is wrong because it took me just a minute to stop
dirsrv, modify dse.ldif with the list I provided, restart it and confirm
that the cipher list was better.

Entries in cn=config are not replicated.

rob

>
>
> Sean Hogan
>
>
>
>
>
> Inactive hide details for Sean Hogan---04/29/2016 08:56:57 AM---Hi Rob,
> I stopped IPA, modified dse.ldif, restarted with the Sean
> Hogan---04/29/2016 08:56:57 AM---Hi Rob, I stopped IPA, modified
> dse.ldif, restarted with the cipher list and it started without is
>
> From: Sean Hogan/Durham/IBM
> To: Rob Crittenden <rcrit...@redhat.com>
> Cc: freeipa-users@redhat.com, Noriko Hosoi <nho...@redhat.com>
> Date: 04/29/2016 08:56 AM
> Subject: Re: [Freeipa-users] IPA vulnerability management SSL
>
> ------------------------------------------------------------------------
>
>
> Hi Rob,
>
> I stopped IPA, modified dse.ldif, restarted with the cipher list and it
> started without issue however Same 13 ciphers. You know.. thinking about
> this now.. I going to try something. The box I am testing on it a
> replica master and not the first replica. I did not think this would
> make a difference since I removed the replica from the realm before
> testing but maybe it will not change anything thinking its stuck in the
> old realm?
>
> Starting Nmap 5.51 ( http://nmap.org <http://nmap.org/> ) at 2016-04-29
> 11:51 EDT
> Nmap scan report for
> Host is up (0.000082s latency).
> PORT STATE SERVICE
> 636/tcp open ldapssl
> | ssl-enum-ciphers:
> | TLSv1.2
> | Ciphers (13)
> | SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA
> | SSL_RSA_FIPS_WITH_DES_CBC_SHA
> | TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA
> | TLS_RSA_EXPORT1024_WITH_RC4_56_SHA
> | TLS_RSA_WITH_3DES_EDE_CBC_SHA
> | TLS_RSA_WITH_AES_128_CBC_SHA
> | TLS_RSA_WITH_AES_128_CBC_SHA256
> | TLS_RSA_WITH_AES_128_GCM_SHA256
> | TLS_RSA_WITH_AES_256_CBC_SHA
> | TLS_RSA_WITH_AES_256_CBC_SHA256
> | TLS_RSA_WITH_DES_CBC_SHA
> | TLS_RSA_WITH_RC4_128_MD5
> | TLS_RSA_WITH_RC4_128_SHA
> | Compressors (1)
>
> dn: cn=encryption,cn=config
> objectClass: top
> objectClass: nsEncryptionConfig
> cn: encryption
> nsSSLSessionTimeout: 0
> nsSSLClientAuth: allowed
> nsSSL2: off
> nsSSL3: off
> creatorsName: cn=server,cn=plugins,cn=config
> modifiersName: cn=directory manager
> createTimestamp: 20150420131850Z
> modifyTimestamp: 20150420131906Z
> nsSSL3Ciphers:
> -rsa_null_md5,-rsa_rc4_128_sha,-rsa_rc4_128_md5,-rsa_rc4_40_md5
> ,-rsa_rc2_40_md5,-rsa_des_sha,-rsa_fips_des_sha,+rsa_3des_sha,+rsa_fips_3des_

>
sha,-fortezza,-fortezza_rc4_128_sha,-fortezza_null,-tls_rsa_export1024_with_r

> c4_56_sha,-tls_rsa_export1024_with_des_cbc_sha
> numSubordinates: 1
>
>
>
>
>
> Sean Hogan

>
>
>
>
>
>
>
>
> Inactive hide details for Rob Crittenden ---04/29/2016 08:30:29
> AM---Sean Hogan wrote: > Hi Noriko,Rob Crittenden ---04/29/2016 08:30:29
> AM---Sean Hogan wrote: > Hi Noriko,
>
> From: Rob Crittenden <rcrit...@redhat.com>
> To: Sean Hogan/Durham/IBM@IBMUS, Noriko Hosoi <nho...@redhat.com>
> Cc: freeipa-users@redhat.com
> Date: 04/29/2016 08:30 AM
> Subject: Re: [Freeipa-users] IPA vulnerability management SSL
> ------------------------------------------------------------------------
>
>
>
> Sean Hogan wrote:
>  > Hi Noriko,
>  >
>  > Thanks for the suggestions,
>  >
>  > I had to trim out the GCM ciphers in order to get IPA to start back up
>  > or I would get the unknown cipher message
>
> The trick is getting the cipher name right (it doesn't always follow a
> pattern) and explicitly disabling some ciphers as they are enabled by
> default.
>
> Try this string:
>
>
-rsa_null_md5,-rsa_rc4_128_sha,-rsa_rc4_128_md5,-rsa_rc4_40_md5,-rsa_rc2_40_md5,-rsa_des_sha,-rsa_fips_des_sha,+rsa_3des_sha,+rsa_fips_3des_sha,-fortezza,-fortezza_rc4_128_sha,-fortezza_null,-tls_rsa_export1024_with_rc4_56_sha,-tls_rsa_export1024_with_des_cbc_sha

>
> I have an oldish install but I think it will still do what you need:
> 389-ds-base-1.2.11.15-68.el6_7.x86_64
>
> Starting Nmap 7.12 ( https://nmap.org ) at 2016-04-29 11:24 EDT
> Nmap scan report for pacer.example.com (192.168.126.2)
> Host is up (0.00053s latency).
> PORT    STATE SERVICE
> 636/tcp open  ldapssl
> | ssl-enum-ciphers:
> |   TLSv1.2:
> |     ciphers:
> |       TLS_RSA_WITH_AES_128_GCM_SHA256 (rsa 2048) - A
> |       TLS_RSA_WITH_AES_256_CBC_SHA (rsa 2048) - A
> |       TLS_RSA_WITH_AES_256_CBC_SHA256 (rsa 2048) - A
> |       TLS_RSA_WITH_AES_128_CBC_SHA (rsa 2048) - A
> |       TLS_RSA_WITH_AES_128_CBC_SHA256 (rsa 2048) - A
> |       SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA (rsa 2048) - C
> |       TLS_RSA_WITH_3DES_EDE_CBC_SHA (rsa 2048) - C
> |     compressors:
> |       NULL
> |     cipher preference: server
> |_  least strength: C
>
> Nmap done: 1 IP address (1 host up) scanned in 0.19 seconds
>
> $ sslscan pacer.example.com:636 |grep Accept
>      Accepted  TLSv1  256 bits  AES256-SHA
>      Accepted  TLSv1  128 bits  AES128-SHA
>      Accepted  TLSv1  112 bits  DES-CBC3-SHA
>      Accepted  TLS11  256 bits  AES256-SHA
>      Accepted  TLS11  128 bits  AES128-SHA
>      Accepted  TLS11  112 bits  DES-CBC3-SHA
>      Accepted  TLS12  256 bits  AES256-SHA256
>      Accepted  TLS12  256 bits  AES256-SHA
>      Accepted  TLS12  128 bits  AES128-GCM-SHA256
>      Accepted  TLS12  128 bits  AES128-SHA256
>      Accepted  TLS12  128 bits  AES128-SHA
>      Accepted  TLS12  112 bits  DES-CBC3-SHA
>
> rob
>
>  >
>  > Nmap is still showing the same 13 ciphers as before though like
nothing
>  > had changed and I did ipactl stop, made modification, ipactl start
>  >
>  > tarting Nmap 5.51 ( http://nmap.org <http://nmap.org/> ) at 2016-04-28
>  > 18:44 EDT
>  > Nmap scan report for
>  > Host is up (0.000053s latency).
>  > PORT STATE SERVICE
>  > 636/tcp open ldapssl
>  > | ssl-enum-ciphers:
>  > | TLSv1.2
>  > | Ciphers (13)
>  > | SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA
>  > | SSL_RSA_FIPS_WITH_DES_CBC_SHA
>  > | TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA
>  > | TLS_RSA_EXPORT1024_WITH_RC4_56_SHA
>  > | TLS_RSA_WITH_3DES_EDE_CBC_SHA
>  > | TLS_RSA_WITH_AES_128_CBC_SHA
>  > | TLS_RSA_WITH_AES_128_CBC_SHA256
>  > | TLS_RSA_WITH_AES_128_GCM_SHA256
>  > | TLS_RSA_WITH_AES_256_CBC_SHA
>  > | TLS_RSA_WITH_AES_256_CBC_SHA256
>  > | TLS_RSA_WITH_DES_CBC_SHA
>  > | TLS_RSA_WITH_RC4_128_MD5
>  > | TLS_RSA_WITH_RC4_128_SHA
>  > | Compressors (1)
>  > |_ uncompressed
>  >
>  > Nmap done: 1 IP address (1 host up) scanned in 0.21 seconds
>  >
>  > Current Config:
>  >
>  > dse.ldif
>  > dn: cn=encryption,cn=config
>  > objectClass: top
>  > objectClass: nsEncryptionConfig
>  > cn: encryption
>  > nsSSLSessionTimeout: 0
>  > nsSSLClientAuth: allowed
>  > nsSSL2: off
>  > nsSSL3: off
>  > creatorsName: cn=server,cn=plugins,cn=config
>  > modifiersName: cn=directory manager
>  > createTimestamp: 20150420131850Z
>  > modifyTimestamp: 20150420131906Z
>  > nsSSL3Ciphers:
>  > -rsa_null_md5,-rsa_null_sha,-rsa_null_sha,-rsa_rc4_56_sha,-tls_
>  >
>
rsa_export1024_with_rc4_56_sha,-tls_dhe_dss_1024_rc4_sha,+tls_rsa_aes_128_sha

>  >
> ,+rsa_aes_128_sha,+tls_dhe_dss_aes_128_sha,+tls_dhe_rsa_aes_128_sha,+tls_rsa_

>  > aes_256_sha,+rsa_aes_256_sha
>  > numSubordinates: 1
>  >
>  >
>  > nss.conf
>  > # SSL 3 ciphers. SSL 2 is disabled by default.
>  > NSSCipherSuite
>  >
>
-rsa_null_md5,-rsa_null_sha,-rsa_null_sha,-rsa_rc4_56_sha,-tls_rsa_export1024_with_rc4_56_sha,-tls_dhe_dss_1024_rc4_sha,+tls_rsa_aes_128_sha,+rsa_aes_128_sha,+tls_dhe_dss_aes_128_sha,+tls_dhe_rsa_aes_128_sha,+tls_rsa_aes_256_sha,+rsa_aes_256_sha,+tls_rsa_aes_128_gcm_sha,+tls_dhe_rsa_aes_128_gcm_sha,+tls_dhe_dss_aes_128_gcm_sha

>  >
>  > NSSProtocol TLSv1.0,TLSv1.1,TLSv1.2
>  >
>  >
>  > Does nss.conf have anything to do with the dir srv ciphers? I know the
>  > 389 docs says they are tied together so the way I have been looking at
>  > it is nss.conf lists the allowed ciphers where dse.ldif lists which
ones
>  > to use for 389 from nss.conf. Is that correct? Is there any other
place
>  > where ciphers would be ignored?
>  >
>  > nss-3.19.1-8.el6_7.x86_64
>  > sssd-ipa-1.12.4-47.el6_7.4.x86_64
>  > ipa-client-3.0.0-47.el6_7.1.x86_64
>  > ipa-server-selinux-3.0.0-47.el6_7.1.x86_64
>  > ipa-pki-common-theme-9.0.3-7.el6.noarch
>  > ipa-python-3.0.0-47.el6_7.1.x86_64
>  > ipa-server-3.0.0-47.el6_7.1.x86_64
>  > libipa_hbac-python-1.12.4-47.el6_7.4.x86_64
>  > ipa-admintools-3.0.0-47.el6_7.1.x86_64
>  > ipa-pki-ca-theme-9.0.3-7.el6.noarch
>  > 389-ds-base-1.2.11.15-68.el6_7.x86_64
>  > 389-ds-base-libs-1.2.11.15-68.el6_7.x86_64
>  >
>  >
>  > I need to get rid of any rc4s
>  >
>  > Sean Hogan

>  >
>  >
>  >
>  >
>  >
>  > Inactive hide details for Noriko Hosoi ---04/28/2016 12:08:59
PM---Thank
>  > you for including me in the loop, Ludwig. On 04/28/201Noriko Hosoi
>  > ---04/28/2016 12:08:59 PM---Thank you for including me in the loop,
>  > Ludwig. On 04/28/2016 04:34 AM, Ludwig Krispenz wrote:
>  >
>  > From: Noriko Hosoi <nho...@redhat.com>
>  > To: Ludwig Krispenz <lkris...@redhat.com>, freeipa-users@redhat.com
>  > Date: 04/28/2016 12:08 PM
>  > Subject: Re: [Freeipa-users] IPA vulnerability management SSL
>  > Sent by: freeipa-users-boun...@redhat.com
>  >
>  >
------------------------------------------------------------------------
>  >
>  >
>  >
>  > Thank you for including me in the loop, Ludwig.
>  >
>  > On 04/28/2016 04:34 AM, Ludwig Krispenz wrote:
>  >  > If I remember correctly we did the change in default ciphers and
the
>  > option for handling in 389-ds > 1.3.3, so it would not be in RHEL6,
>  > adding Noriko to get confirmation.
>  >
>  > Ludwig is right.  The way how to set nsSSL3Ciphers has been changed
>  > since 1.3.3 which is available on RHEL-7.
>  >
>  > This is one of the newly supported values of nsSSL3Ciphers:
>  >
>  >         Notes: if the value contains +all, then *-<cipher>*is removed
>  >         from the list._
>  >
>
__http://www.port389.org/docs/389ds/design/nss-cipher-design.html#available-by-setting-all----nss-3162-1_

>  >
>  > On the older 389-ds-base including 389-ds-base-1.2.11.X on RHEL-6.X,
if
>  > "+all" is found in the value, all the available ciphers are enabled.
>  >
>  > To workaround it, could you try explicitely setting ciphers as
follows?
>  > nsSSL3Ciphers:
>  >
>
-rsa_null_md5,-rsa_null_sha,-rsa_null_sha,-rsa_rc4_56_sha,-tls_rsa_export1024_with_rc4_56_sha,-tls_dhe_dss_1024_rc4_sha,

>  >
>
+tls_rsa_aes_128_sha,+rsa_aes_128_sha,+tls_dhe_dss_aes_128_sha,+tls_dhe_rsa_aes_128_sha,+tls_rsa_aes_256_sha,+rsa_aes_256_sha,

>  >
>
+tls_rsa_aes_128_gcm_sha,+tls_dhe_rsa_aes_128_gcm_sha,+tls_dhe_dss_aes_128_gcm_sha

>  >
>  > Thanks,
>  > --noriko
>  >
>  > On 04/28/2016 04:34 AM, Ludwig Krispenz wrote:
>  >
>  >         wanted to add Noriko, but hit send to quickly
>  >
>  >         On 04/28/2016 01:26 PM, Ludwig Krispenz wrote:
>  >
>  >                 On 04/28/2016 12:06 PM, Martin Kosek wrote:
>  >                         On 04/28/2016 01:23 AM, Sean Hogan wrote:
>  >                                 Hi Martin,
>  >
>  >                                 No joy on placing - in front of the
RC4s
>  >
>  >
>  >                                 I modified my nss.conf to now read
>  >                                 # SSL 3 ciphers. SSL 2 is disabled by
>  >                                 default.
>  >                                 NSSCipherSuite
>  >
>
+aes_128_sha_256,+aes_256_sha_256,+ecdhe_ecdsa_aes_128_gcm_sha_256,+ecdhe_ecdsa_aes_128_sha,+ecdhe_ecdsa_aes_256_sha,+ecdhe_rsa_aes_128_gcm_sha_256,+ecdhe_rsa_aes_128_sha,+ecdhe_rsa_aes_256_sha,+rsa_aes_128_gcm_sha_256,+rsa_aes_128_sha,+rsa_aes_256_sha

>  >
>  >
>  >                                 # SSL Protocol:
>  >                                 # Cryptographic protocols that provide
>  >                                 communication security.
>  >                                 # NSS handles the specified protocols
as
>  >                                 "ranges", and automatically
>  >                                 # negotiates the use of the strongest
>  >                                 protocol for a connection starting
>  >                                 # with the maximum specified protocol
>  >                                 and downgrading as necessary to the
>  >                                 # minimum specified protocol that can
be
>  >                                 used between two processes.
>  >                                 # Since all protocol ranges are
>  >                                 completely inclusive, and no protocol
in
>  >                                 the
>  >                                 NSSProtocol TLSv1.0,TLSv1.1,TLSv1.2
>  >
>  >                                 dse.ldif
>  >
>  >                                 dn: cn=encryption,cn=config
>  >                                 objectClass: top
>  >                                 objectClass: nsEncryptionConfig
>  >                                 cn: encryption
>  >                                 nsSSLSessionTimeout: 0
>  >                                 nsSSLClientAuth: allowed
>  >                                 nsSSL2: off
>  >                                 nsSSL3: off
>  >                                 creatorsName:
>  >                                 cn=server,cn=plugins,cn=config
>  >                                 modifiersName: cn=directory manager
>  >                                 createTimestamp: 20150420131850Z
>  >                                 modifyTimestamp: 20150420131906Z
>  >                                 nsSSL3Ciphers:
>  >
> +all,-rsa_null_sha,-rsa_rc4_56_sha,-tls_rsa_export1024_with_rc4
>  >
>  >                                 _56_sha,-tls_dhe_dss_1024_rc4_sha
>  >                                 numSubordinates: 1
>  >
>  >
>  >
>  >                                 But I still get this with nmap.. I
>  >                                 thought the above would remove
>  >                                 -tls_rsa_export1024_with_rc4_56_sha
but
>  >                                 still showing. Is it the fact that I
> am not
>  >                                 offering
>  >                                 -tls_rsa_export1024_with_rc4_56_sha?
If
>  >                                 so.. not really understanding
>  >                                 where it is coming from cept the +all
>  >                                 from DS but the - should be negating
> that?
>  >
>  >                                 Starting Nmap 5.51 ( _http://nmap.org_
>  >                                 <http://nmap.org/>_<http://nmap.org/>_
>  >                                 <http://nmap.org/>) at 2016-04-27
> 17:37 EDT
>  >                                 Nmap scan report for
>  >                                 Host is up (0.000086s latency).
>  >                                 PORT STATE SERVICE
>  >                                 636/tcp open ldapssl
>  >                                 | ssl-enum-ciphers:
>  >                                 | TLSv1.2
>  >                                 | Ciphers (13)
>  >                                 | SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA
>  >                                 | SSL_RSA_FIPS_WITH_DES_CBC_SHA
>  >                                 | TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA
>  >                                 | TLS_RSA_EXPORT1024_WITH_RC4_56_SHA
>  >                                 | TLS_RSA_WITH_3DES_EDE_CBC_SHA
>  >                                 | TLS_RSA_WITH_AES_128_CBC_SHA
>  >                                 | TLS_RSA_WITH_AES_128_CBC_SHA256
>  >                                 | TLS_RSA_WITH_AES_128_GCM_SHA256
>  >                                 | TLS_RSA_WITH_AES_256_CBC_SHA
>  >                                 | TLS_RSA_WITH_AES_256_CBC_SHA256
>  >                                 | TLS_RSA_WITH_DES_CBC_SHA
>  >                                 | TLS_RSA_WITH_RC4_128_MD5
>  >                                 | TLS_RSA_WITH_RC4_128_SHA
>  >                                 | Compressors (1)
>  >                                 |_ uncompressed
>  >
>  >                                 Nmap done: 1 IP address (1 host up)
>  >                                 scanned in 0.32 seconds
>  >
>  >
>  >
>  >                                 It seems no matter what config I put
>  >                                 into nss.conf or dse.ldif nothing
changes
>  >                                 with my nmap results. Is there
supposed
>  >                                 to be a be a section to add TLS
ciphers
>  >                                 instead of SSL Not sure now, CCing
> Ludwig who was involved in
>  >                         the original RHEL-6
>  >                         implementation. If I remember correctly we
> did the change in default
>  >                 ciphers and the option for handling in 389-ds > 1.3.3,
>  >                 so it would not be in RHEL6, adding Noriko to get
>  >                 confirmation.
>  >
>  >                 but the below comments about changing ciphers in
>  >                 dse.ldif could help in using the "old" way to set
ciphers
>  >                         Just to be sure, when you are modifying
>  >                         dse.ldif, the procedure
>  >                         should be always following:
>  >
>  >                         1) Stop Directory Server service
>  >                         2) Modify dse.ldif
>  >                         3) Start Directory Server service
>  >
>  >                         Otherwise it won't get applied and will get
>  >                         overwritten later.
>  >
>  >                         In any case, the ciphers with RHEL-6 should be
>  >                         secure enough, the ones in
>  >                         FreeIPA 4.3.1 should be even better. This is
for
>  >                         example an nmap taken on
>  >                         FreeIPA Demo instance that runs on FreeIPA
4.3.1:
>  >
>  >                         $ nmap --script ssl-enum-ciphers -p 636
>  >                         ipa.demo1.freeipa.org
>  >
>  >                         Starting Nmap 7.12 ( _https://nmap.org_
>  >                         <https://nmap.org/>) at 2016-04-28 12:02 CEST
>  >                         Nmap scan report for ipa.demo1.freeipa.org
>  >                         (209.132.178.99)
>  >                         Host is up (0.18s latency).
>  >                         PORT    STATE SERVICE
>  >                         636/tcp open  ldapssl
>  >                         | ssl-enum-ciphers:
>  >                         |   TLSv1.2:
>  >                         |     ciphers:
>  >                         |       TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
>  >                         (secp256r1) - A
>  >                         |       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
>  >                         (secp256r1) - A
>  >                         |       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
>  >                         (secp256r1) - A
>  >                         |       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
>  >                         (secp256r1) - A
>  >                         |       TLS_DHE_RSA_WITH_AES_128_GCM_SHA256
(dh
>  >                         2048) - A
>  >                         |       TLS_DHE_RSA_WITH_AES_128_CBC_SHA (dh
>  >                         2048) - A
>  >                         |       TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
(dh
>  >                         2048) - A
>  >                         |       TLS_DHE_RSA_WITH_AES_256_CBC_SHA (dh
>  >                         2048) - A
>  >                         |       TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
(dh
>  >                         2048) - A
>  >                         |       TLS_RSA_WITH_AES_128_GCM_SHA256 (rsa
>  >                         2048) - A
>  >                         |       TLS_RSA_WITH_AES_128_CBC_SHA (rsa
> 2048) - A
>  >                         |       TLS_RSA_WITH_AES_128_CBC_SHA256 (rsa
>  >                         2048) - A
>  >                         |       TLS_RSA_WITH_AES_256_CBC_SHA (rsa
> 2048) - A
>  >                         |       TLS_RSA_WITH_AES_256_CBC_SHA256 (rsa
>  >                         2048) - A
>  >                         |     compressors:
>  >                         |       NULL
>  >                         |     cipher preference: server
>  >                         |_  least strength: A
>  >
>  >                         Nmap done: 1 IP address (1 host up) scanned in
>  >                         21.12 seconds
>  >
>  >                         Martin
>  >
>  > --
>  > Manage your subscription for the Freeipa-users mailing list:
>  > https://www.redhat.com/mailman/listinfo/freeipa-users
>  > Go to http://freeipa.org for more info on the project
>  >
>  >
>  >
>  >
>
>
>
>
>




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