ESB-2018.2602 - [UNIX/Linux][Debian] ruby-json-jwt: Unauthorised access - Remote/unauthenticated 2018-09-03

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2602
                       ruby-json-jwt security update
                             3 September 2018

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

Product:           ruby-json-jwt
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Unauthorised Access -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1000539  

Original Bulletin: 
   http://www.debian.org/security/2018/dsa-4283

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running ruby-json-jwt check for an updated version of the software 
         for their operating system.

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- - -------------------------------------------------------------------------
Debian Security Advisory DSA-4283-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
August 31, 2018                       https://www.debian.org/security/faq
- - -------------------------------------------------------------------------

Package        : ruby-json-jwt
CVE ID         : CVE-2018-1000539

It was discovered that ruby-json-jwt, a Ruby implementation of JSON web
tokens performed insufficient validation of GCM auth tags.

For the stable distribution (stretch), this problem has been fixed in
version 1.6.2-1+deb9u1.

We recommend that you upgrade your ruby-json-jwt packages.

For the detailed security status of ruby-json-jwt please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/ruby-json-jwt

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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