PT-2019-16732 · Powerdns · Powerdns Recursor
Dhananjay Arunesh
·
Publicado
2019-01-23
·
Atualizado
2024-06-15
·
CVE-2019-3806
CVSS v3.1
8.1
Alta
| Vetor | AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
PowerDNS Recursor versions 4.1.3 through 4.1.8
Description
The issue concerns the improper application of Lua hooks to queries received over TCP in specific settings, potentially bypassing security policies enforced using Lua. This could lead to security breaches due to the failure of Lua hooks to properly filter or manage incoming queries.
Recommendations
For PowerDNS Recursor versions 4.1.3 through 4.1.8, update to version 4.1.9 or later to resolve the issue. As a temporary workaround, consider restricting the use of TCP queries or reviewing and adjusting Lua hook configurations to minimize the risk of exploitation.
Correção
Improperly Implemented Security Check for Standard
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Powerdns Recursor