ESB-2017.3171 - [UNIX/Linux][Debian] PowerDNS Recursor: Denial of service - Remote/unauthenticated 2017-12-12

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.3171
                       pdns-recursor security update
                             12 December 2017

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

Product:           PowerDNS Recursor
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-15120  

Original Bulletin: 
   http://www.debian.org/security/2017/dsa-4063

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

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Debian Security Advisory DSA-4063-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 11, 2017                     https://www.debian.org/security/faq
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Package        : pdns-recursor
CVE ID         : CVE-2017-15120

Toshifumi Sakaguchi discovered that PowerDNS Recursor, a high-performance
resolving name server was susceptible to denial of service via a crafted
CNAME answer.

The oldstable distribution (jessie) is not affected.

For the stable distribution (stretch), this problem has been fixed in
version 4.0.4-1+deb9u3.

We recommend that you upgrade your pdns-recursor packages.

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

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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