Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 34.0%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 4.0
References
Products affected by CVE-2016-2120
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cpe:2.3:a:powerdns:authoritative:1.0.0
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cpe:2.3:a:powerdns:authoritative:1.1.0
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cpe:2.3:a:powerdns:authoritative:1.2.0
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cpe:2.3:a:powerdns:authoritative:1.2.1
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cpe:2.3:a:powerdns:authoritative:1.3.0
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cpe:2.3:a:powerdns:authoritative:1.3.1
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cpe:2.3:a:powerdns:authoritative:1.3.2
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cpe:2.3:a:powerdns:authoritative:2.9
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cpe:2.3:a:powerdns:authoritative:2.9.1
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cpe:2.3:a:powerdns:authoritative:2.9.10
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cpe:2.3:a:powerdns:authoritative:2.9.11
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cpe:2.3:a:powerdns:authoritative:2.9.12
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cpe:2.3:a:powerdns:authoritative:2.9.13
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cpe:2.3:a:powerdns:authoritative:2.9.14
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cpe:2.3:a:powerdns:authoritative:2.9.15
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cpe:2.3:a:powerdns:authoritative:2.9.16
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cpe:2.3:a:powerdns:authoritative:2.9.17
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cpe:2.3:a:powerdns:authoritative:2.9.18
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cpe:2.3:a:powerdns:authoritative:2.9.19
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cpe:2.3:a:powerdns:authoritative:2.9.2
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cpe:2.3:a:powerdns:authoritative:2.9.20
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cpe:2.3:a:powerdns:authoritative:2.9.21
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cpe:2.3:a:powerdns:authoritative:2.9.22
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cpe:2.3:a:powerdns:authoritative:2.9.3
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cpe:2.3:a:powerdns:authoritative:2.9.4
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cpe:2.3:a:powerdns:authoritative:2.9.5
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cpe:2.3:a:powerdns:authoritative:2.9.6
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cpe:2.3:a:powerdns:authoritative:2.9.7
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cpe:2.3:a:powerdns:authoritative:2.9.8
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cpe:2.3:a:powerdns:authoritative:3-0
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cpe:2.3:a:powerdns:authoritative:3-0-1
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cpe:2.3:a:powerdns:authoritative:3.0
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cpe:2.3:a:powerdns:authoritative:3.0.1
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cpe:2.3:a:powerdns:authoritative:3.1
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cpe:2.3:a:powerdns:authoritative:3.1.2
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cpe:2.3:a:powerdns:authoritative:3.1.4
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cpe:2.3:a:powerdns:authoritative:3.1.7.1
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cpe:2.3:a:powerdns:authoritative:3.1.7.2
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cpe:2.3:a:powerdns:authoritative:3.2
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cpe:2.3:a:powerdns:authoritative:3.3
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cpe:2.3:a:powerdns:authoritative:3.3.1
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cpe:2.3:a:powerdns:authoritative:3.3.2
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cpe:2.3:a:powerdns:authoritative:3.3.3
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cpe:2.3:a:powerdns:authoritative:3.4.0
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cpe:2.3:a:powerdns:authoritative:3.4.1
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cpe:2.3:a:powerdns:authoritative:3.4.10
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cpe:2.3:a:powerdns:authoritative:3.4.2
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cpe:2.3:a:powerdns:authoritative:3.4.3
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cpe:2.3:a:powerdns:authoritative:3.4.4
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cpe:2.3:a:powerdns:authoritative:3.4.5
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cpe:2.3:a:powerdns:authoritative:3.4.6
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cpe:2.3:a:powerdns:authoritative:3.4.7
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cpe:2.3:a:powerdns:authoritative:3.4.8
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cpe:2.3:a:powerdns:authoritative:3.4.9
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cpe:2.3:a:powerdns:authoritative:4.0.0
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cpe:2.3:a:powerdns:authoritative:4.0.1
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cpe:2.3:o:debian:debian_linux:8.0