PT-2018-12638 · Powerdns+3 · Powerdns Recursor+3

Toshifumi Sakaguchi

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Publicado

2018-11-09

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Atualizado

2025-01-14

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CVE-2018-14644

CVSS v3.1

5.9

Média

VetorAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions 4.0.0 through 4.1.4
Description A remote attacker can send a DNS query for a meta-type like OPT, leading to a zone being wrongly cached as failing DNSSEC validation. This issue arises when the parent zone is signed and all authoritative servers for that parent zone answer with FORMERR to a query for at least one of the meta-types. As a result, subsequent queries from clients requesting DNSSEC validation will be answered with a ServFail.
Recommendations For PowerDNS Recursor versions 4.0.0 through 4.1.4, update to a version later than 4.1.4 to resolve the issue.

Correção

RCE

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Enumeração de Fraquezas

Identificadores relacionados

CVE-2018-14644
MGASA-2019-0009
OPENSUSE-SU-2018:4062-1
OPENSUSE-SU-2018:4177-1
OPENSUSE-SU-2018_4151-1
OPENSUSE-SU-2018_4152-1
OPENSUSE-SU-2024:11157-1
USN-7203-1

Produtos afetados

Linuxmint
Powerdns Recursor
Suse
Ubuntu