PT-2026-47545 · Maven · Io.Netty:Netty-Handler
Publicado
2026-06-08
·
Atualizado
2026-06-08
CVSS v3.1
8.1
Alta
| Vetor | AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Summary
An attacker can bypass IPv6 subnet rules due to an incorrect masking operation in IpSubnetFilterRule.compareTo(). Valid public IP addresses can bypass the restrictions.
Details
io.netty.handler.ipfilter.IpSubnetFilterRule#compareTo(java.net.InetSocketAddress) method performs a bitwise AND between the incoming IP address and the configured networkAddress, instead of the subnetMask.Impact
Access Control Bypass. Attacker can bypass IpSubnetFilter IPv6 access controls.
Correção
Improper Access Control
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Identificadores relacionados
Produtos afetados
Io.Netty:Netty-Handler