[ 
https://issues.apache.org/jira/browse/PROTON-1962?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Robbie Gemmell updated PROTON-1962:
-----------------------------------
    Affects Version/s: 0.9
                       0.9.1
                       0.10
                       0.11.0
                       0.11.1
                       0.12.0
                       0.12.1
                       0.12.2
                       0.13.0
                       0.13.1
                       0.14.0
                       0.15.0
                       0.16.0
                       proton-j-0.17.0
                       proton-j-0.18.0
                       proton-j-0.19.0
                       proton-j-0.20.0
                       proton-j-0.21.0
                       proton-j-0.22.0
                       proton-j-0.23.0
                       proton-j-0.24.0
                       proton-j-0.25.0
                       proton-j-0.26.0
                       proton-j-0.27.0
                       proton-j-0.27.1
                       proton-j-0.27.2
                       proton-j-0.28.0
                       proton-j-0.27.3
                       proton-j-0.28.1
                       proton-j-0.29.0
        Fix Version/s: proton-j-0.30.0
          Description: 
[CVE-2018-17187] transport TLS wrapper hostname verification mode not 
implemented

Affects version: 0.3 to 0.29.0
Fix Version: 0.30.0

Description:
The Transport includes an optional wrapper layer to perform TLS,
enabled by use of the 'transport.ssl(...)' methods. Unless a verification
mode was explicitly configured, client and server modes previously defaulted
as documented to not verifying a peer certificate, with options to
configure this explicitly or select a certificate verification mode with or
without hostname verification being performed.

The latter hostname verifying mode was not previously implemented, with
attempts to use it resulting in an exception. This left only the option to
verify the certificate is trusted, leaving such a client vulnerable to
Man In The Middle (MITM) attack.

The change made here implements the VerifyMode#VERIFY_PEER_NAME config
option, and makes it the default for client mode usage not configured
otherwise.

Uses of the Proton-J protocol engine which do not utilise the optional
transport TLS wrapper are not impacted, e.g. usage within Qpid JMS.

See also https://qpid.apache.org/cves/CVE-2018-17187.html

  was:update some defaults and related handling

              Summary: [CVE-2018-17187] transport TLS wrapper hostname 
verification mode not implemented  (was: update some defaults and related 
handling)

Uses of Proton-J utilising the optional transport TLS wrapper layer that
wish to enable hostname verification must be upgraded to version 0.30.0 or
later and ensure use of the VerifyMode#VERIFY_PEER_NAME configuration, which
is now the default for client mode usage unless configured otherwise.

If upgrading is not currently possible then potential workarounds include
providing a custom SSLContext which enables hostname verification, or
omitting use of the 'transport.ssl(...)' methods and performing TLS through
other means such as utilising existing IO framework support or supplying a
custom transport wrapper layer.

> [CVE-2018-17187] transport TLS wrapper hostname verification mode not 
> implemented
> ---------------------------------------------------------------------------------
>
>                 Key: PROTON-1962
>                 URL: https://issues.apache.org/jira/browse/PROTON-1962
>             Project: Qpid Proton
>          Issue Type: Bug
>          Components: proton-j
>    Affects Versions: 0.9, 0.9.1, 0.10, 0.11.0, 0.11.1, 0.12.0, 0.12.1, 
> 0.12.2, 0.13.0, 0.13.1, 0.14.0, 0.15.0, 0.16.0, proton-j-0.17.0, 
> proton-j-0.18.0, proton-j-0.19.0, proton-j-0.20.0, proton-j-0.21.0, 
> proton-j-0.22.0, proton-j-0.23.0, proton-j-0.24.0, proton-j-0.25.0, 
> proton-j-0.26.0, proton-j-0.27.0, proton-j-0.27.1, proton-j-0.27.2, 
> proton-j-0.28.0, proton-j-0.27.3, proton-j-0.28.1, proton-j-0.29.0
>            Reporter: Robbie Gemmell
>            Assignee: Robbie Gemmell
>            Priority: Major
>             Fix For: proton-j-0.30.0
>
>
> [CVE-2018-17187] transport TLS wrapper hostname verification mode not 
> implemented
> Affects version: 0.3 to 0.29.0
> Fix Version: 0.30.0
> Description:
> The Transport includes an optional wrapper layer to perform TLS,
> enabled by use of the 'transport.ssl(...)' methods. Unless a verification
> mode was explicitly configured, client and server modes previously defaulted
> as documented to not verifying a peer certificate, with options to
> configure this explicitly or select a certificate verification mode with or
> without hostname verification being performed.
> The latter hostname verifying mode was not previously implemented, with
> attempts to use it resulting in an exception. This left only the option to
> verify the certificate is trusted, leaving such a client vulnerable to
> Man In The Middle (MITM) attack.
> The change made here implements the VerifyMode#VERIFY_PEER_NAME config
> option, and makes it the default for client mode usage not configured
> otherwise.
> Uses of the Proton-J protocol engine which do not utilise the optional
> transport TLS wrapper are not impacted, e.g. usage within Qpid JMS.
> See also https://qpid.apache.org/cves/CVE-2018-17187.html



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