Description
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.
Published: 2018-11-01
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-798-1 pdns security update
Debian DSA Debian DSA DSA-3764-1 pdns security update
EUVD EUVD EUVD-2016-3223 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.
History

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Subscriptions

Debian Debian Linux
Powerdns Authoritative
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-05T23:17:50.591Z

Reserved: 2016-01-29T00:00:00.000Z

Link: CVE-2016-2120

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-11-01T13:29:00.253

Modified: 2024-11-21T02:47:52.380

Link: CVE-2016-2120

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses