CVE-2026-33598 - Vulnerability Details - OpenCVE

A cached crafted response can cause an out-of-bounds read if custom Lua code calls getDomainListByAddress() or getAddressListByDomain() on a packet cache.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

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

Vendor Product Default status Versions

PowerDNS

DNSdist

unaffected

Version	Status	Constraints
`1.9.0`	affected	< 1.9.13
`2.0.0`	affected	< 2.0.4

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html

History

Wed, 22 Apr 2026 15:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-125
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 22 Apr 2026 14:15:00 +0000

Type	Values Removed	Values Added
Description		A cached crafted response can cause an out-of-bounds read if custom Lua code calls getDomainListByAddress() or getAddressListByDomain() on a packet cache.
Title		Out-of-bounds read in cache inspection via Lua
References		https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html
Metrics		cvssV3_1 `{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: OX

Published: 2026-04-22T13:46:45.688Z

Updated: 2026-04-22T14:49:43.649Z

Reserved: 2026-03-23T12:57:56.814Z

Link: CVE-2026-33598

Vulnrichment

Updated: 2026-04-22T14:47:40.840Z

NVD

Status : Received

Published: 2026-04-22T14:16:54.303

Modified: 2026-04-22T15:16:13.480

Link: CVE-2026-33598

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-125

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