CVE-2016-2120

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overflow when checking if the content of the record matches the expected size, allowing an attacker to cause a read past the buffer boundary.
References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2120 Issue Tracking Third Party Advisory
https://www.debian.org/security/2017/dsa-3764 Third Party Advisory
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Configurations

Configuration 1 (hide)

OR cpe:2.3:a:powerdns:authoritative:*:*:*:*:*:*:*:*
cpe:2.3:a:powerdns:authoritative:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2018-11-01 06:29

Updated : 2019-10-09 16:17


NVD link : CVE-2016-2120

Mitre link : CVE-2016-2120


JSON object : View

CWE
CWE-190

Integer Overflow or Wraparound

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Products Affected

debian

  • debian_linux

powerdns

  • authoritative