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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-798-1 | pdns security update |
Debian DSA |
DSA-3764-1 | pdns security update |
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. |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-05T23:17:50.591Z
Reserved: 2016-01-29T00:00:00.000Z
Link: CVE-2016-2120
No data.
Status : Modified
Published: 2018-11-01T13:29:00.253
Modified: 2024-11-21T02:47:52.380
Link: CVE-2016-2120
No data.
OpenCVE Enrichment
No data.
Weaknesses
Debian DLA
Debian DSA
EUVD