ESB-2017.2536 - [Win][UNIX/Linux] Apache NiFi: Multiple vulnerabilities 2017-10-10

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2536
                   [ANNOUNCE] Apache NiFi CVE-2017-12623
                              10 October 2017

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Apache NiFi
Publisher:         The Apache Software Foundation
Operating System:  Windows
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Access Confidential Data        -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12623  

Original Bulletin: 
   https://nifi.apache.org/security.html#CVE-2017-12623

- --------------------------BEGIN INCLUDED TEXT--------------------

CVE-2017-12623: Apache NiFi XXE issue in template XML upload

Apache NiFi PMC would like to announce the discovery and resolution of
CVE-2017-12623. This issue has been resolved and a new version of the
Apache NiFi project was released in accordance with the Apache Release
Process.

Apache NiFi is an easy to use, powerful, and reliable system to process
and distribute data. It supports powerful and scalable directed graphs
of data routing, transformation, and system mediation logic.

Fixed in Apache NiFi 1.4.0 (Released: October 2, 2017)

CVE-2017-12623: Apache NiFi XXE issue when loading template

Severity: Medium

Versions Affected:

Apache NiFi 1.0.0 - 1.3.0

Description: An authorized user could upload a template which contained
malicious code and accessed sensitive files via an XML External Entity
(XXE) attack.

Mitigation: The fix to properly handle XML External Entities was applied
on the Apache NiFi 1.4.0 release. Users running a prior 1.x release
should upgrade to the appropriate release.

Credit: This issue was discovered by Pawel Gocyla.

For more information: https://nifi.apache.org/security.html

Andy LoPresto
alopresto@apache.org
alopresto.apache@gmail.com
PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        http://www.auscert.org.au/render.html?cid=1980

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=Xx+g
-----END PGP SIGNATURE-----

« Back to bulletins