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Details of issue NIXPKGS-2026-2379

NIXPKGS-2026-2379
published 8 hours ago
Consul vulnerable to partial arbitrary file read via Vault Connect CA provider
Permalink CVE-2026-19017
6.8 MEDIUM
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): High (H)
  • User Interaction (UI): None (N)
  • Scope (S): Changed (C)
  • Confidentiality (C): High (H)
  • Integrity (I): None (N)
  • Availability (A): None (N)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): High (H)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Changed (C)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): None (N)
updated 8 hours ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    8 packages
    • consul-alerts
    • consul-template
    • python313Packages.consul
    • python314Packages.consul
    • prometheus-consul-exporter
    • terraform-providers.consul
    • terraform-providers.hashicorp_consul
    • envconsul
  • @LeSuisse accepted
  • @LeSuisse published on GitHub
Consul vulnerable to partial arbitrary file read via Vault Connect CA provider

Consul Community Edition and Consul Enterprise 1.18.21 through 2.0.2 are vulnerable to a partial arbitrary file read when configured to use the Vault Connect CA provider with JWT or AppRole authentication. A privileged attacker with `operator:write` permission may direct Consul to read and forward credential files outside the intended scope, potentially leading to the exfiltration of sensitive secrets from the Consul server host. This vulnerability, CVE-2026-19017, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.

Affected products

Consul
  • <2.0.3
Consul Enterprise
  • <2.0.3

Matching in nixpkgs

pkgs.consul

Tool for service discovery, monitoring and configuration

Ignored packages (8)

pkgs.envconsul

Read and set environmental variables for processes from Consul

pkgs.consul-alerts

Highly available daemon for sending notifications and reminders based on Consul health checks

Package maintainers