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[ GLSA 201412-33 ] PowerDNS Recursor: Multiple vulnerabilities
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PostPosted: Mon Dec 22, 2014 10:26 pm    Post subject: [ GLSA 201412-33 ] PowerDNS Recursor: Multiple vulnerabiliti Reply with quote

Gentoo Linux Security Advisory

Title: PowerDNS Recursor: Multiple vulnerabilities (GLSA 201412-33)
Severity: high
Exploitable: remote
Date: December 22, 2014
Bug(s): #299942, #404377, #514946, #531992
ID: 201412-33

Synopsis

Multiple vulnerabilities have been found in PowerDNS Recursor, the
worst of which may allow execution of arbitrary code.


Background

PowerDNS Recursor is a high-end, high-performance resolving name server

Affected Packages

Package: net-dns/pdns-recursor
Vulnerable: < 3.6.1-r1
Unaffected: >= 3.6.1-r1
Architectures: All supported architectures


Description

Multiple vulnerabilities have been discovered in PowerDNS Recursor.
Please review the CVE identifiers and PowerDNS blog post referenced below
for details.


Impact

A remote attacker may be able to send specially crafted packets,
possibly resulting in arbitrary code execution or a Denial of Service
condition. Furthermore, a remote attacker may be able to spoof DNS data.


Workaround

There is no known workaround at this time.

Resolution

All PowerDNS Recursor users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=net-dns/pdns-recursor-3.6.1-r1"
   


References

CVE-2009-4009
CVE-2009-4010
CVE-2012-1193
CVE-2014-8601

Related to recent DoS attacks: Recursor configuration file guidance
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