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Overview

Vulnerability Score 5.0 5.0
CVE Id CVE-2011-4528
Last Modified 06 Nov 2012 12:03:52
Published 20 Dec 2011 06:55:05
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2011-4528

Summary

Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.

Vulnerable Systems

Application

  • Unbound 0.0

  • Unbound 0.09

  • Unbound 0.1

  • Unbound 0.10

  • Unbound 0.11

  • Unbound 0.2

  • Unbound 0.3

  • Unbound 0.4

  • Unbound 0.5

  • Unbound 0.6

  • Unbound 0.7

  • Unbound 0.7.1

  • Unbound 0.7.2

  • Unbound 0.8

  • Unbound 1.0.0

  • Unbound 1.0.1

  • Unbound 1.0.2

  • Unbound 1.1.0

  • Unbound 1.1.1

  • Unbound 1.2.0

  • Unbound 1.2.1

  • Unbound 1.3.0

  • Unbound 1.3.1

  • Unbound 1.3.2

  • Unbound 1.3.3

  • Unbound 1.3.4

  • Unbound 1.4.0

  • Unbound 1.4.1

  • Unbound 1.4.10

  • Unbound 1.4.11

  • Unbound 1.4.12

  • Unbound 1.4.13

  • Unbound 1.4.14

  • Unbound 1.4.2

  • Unbound 1.4.3

  • Unbound 1.4.4

  • Unbound 1.4.5

  • Unbound 1.4.6

  • Unbound 1.4.7

  • Unbound 1.4.8

  • Unbound 1.4.9


References

CERT-VN - VU#209659

CONFIRM - http://unbound.nlnetlabs.nl/downloads/CVE-2011-4528.txt

DEBIAN - DSA-2370

SECUNIA - 47326

OSVDB - 77909

FEDORA - FEDORA-2011-17337

FEDORA - FEDORA-2011-17282


Last Updated: 27 May 2016 10:57:16