fwknop

fwknop - Autorización de Paquete Único Introducción fwknop implementa un esquema de autorización conocido como Autorización de Paquete Único SPA, por sus siglas en inglés para un fuerte ocultamiento de servicios. SPA requiere solo un único paquete que está cifrado, no reproducible y autenticado...

EUVD-2026-15413

A use-after-return vulnerability exists in the named server when handling DNS queries signed with SIG0. Using a specially-crafted DNS request, an attacker may be able to cause an ACL to improperly mismatch an IP address. In a default-allow ACL denying only specific IP addresses, this may lead to...

VulnCheck KEV: CVE-2021-42013

Apache HTTP Server contains a path traversal vulnerability that allows an attacker to perform remote code execution if files outside directories configured by Alias-like directives are not under default require all denied or if CGI scripts are enabled. This CVE ID resolves an incomplete patch for...

CVE-2021-36213

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1...

UBUNTU-CVE-2021-36213

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1...

CVE-2021-36213

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1...

CVE-2021-36213

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1...

CVE-2021-36213

HashiCorp Consul and Consul Enterprise versions 1.9.0–1.10.0 are affected by CVE-2021-36213, where a single L7 application-aware deny action under a default-deny policy can cancel the intention and incorrectly allow L4 traffic. The issue is fixed in Consul/Consul Enterprise 1.9.8 and 1.10.1 (upst...

CVE-2021-36213

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1...

Consul’s Application-Aware Intentions Deny Action Fails Open When Combined With Default Deny Policy

Summary A vulnerability was identified in Consul and Consul Enterprise “Consul” such that using defaultpolicy = "deny" with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. This vulnerability, CVE-2021-36213,...