CVE-2016-5427 - Vulnerability Details - OpenCVE

Description

PowerDNS (aka pdns) Authoritative Server before 3.4.10 does not properly handle a . (dot) inside labels, which allows remote attackers to cause a denial of service (backend CPU consumption) via a crafted DNS query.

Published: 2016-09-21

Score: 7.5 High

EPSS: 85.5% High

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DLA	DLA-627-1	pdns security update
Debian DSA	DSA-3664-1	pdns security update

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.85547.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.debian.org/security/2016/dsa-3664
http://www.openwall.com/lists/oss-security/2016/09/09/3
http://www.securityfocus.com/bid/92917
http://www.securitytracker.com/id/1036761
https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
https://github.com/PowerDNS/pdns/commit/881b5b03a590198d03008e4200dd00cc537712f3

History

No history.

Subscriptions

Powerdns Authoritative

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2016-09-21T14:00:00.000Z

Updated: 2024-08-06T01:01:00.502Z

Reserved: 2016-06-10T00:00:00.000Z

Link: CVE-2016-5427

Vulnrichment

No data.

NVD

Status : Modified

Published: 2016-09-21T14:25:15.580

Modified: 2026-05-06T22:30:45.220

Link: CVE-2016-5427

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-399

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