CVE-2023-0845: medium-severity vulnerability in HashiCorp Consul
Consul Server Panic when Ingress and API Gateways Configured with Peering
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.9epss 1.0%
Consul and Consul Enterprise allowed an authenticated user with service:write permissions to trigger a workflow that causes Consul server and client agents to crash under certain circumstances. This vulnerability was fixed in Consul 1.14.5.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Related CVEs — HashiCorp Consul
In the same product, most dangerous first.
CVE-2024-10005HIGHConsul L7 Intentions Vulnerable To URL Path BypassEPSS 0.8%CVE-2023-1297MEDIUM Consul Cluster Peering can Result in Denial of ServiceEPSS 0.8%CVE-2022-3920MEDIUMConsul Peering Imported Nodes/Services LeakEPSS 0.7%CVE-2023-2816HIGHConsul Envoy Extension Downsteam Proxy Configuration By Upstream Service OwnerEPSS 0.6%CVE-2026-15972HIGHUnauthenticated denial of service via unbounded external gRPC connection acceptanceEPSS 0.5%CVE-2026-2808MEDIUMConsul vulnerable to arbitrary file reads through the vault kubernetes authentication providerEPSS 0.5%
References
https://discuss.hashicorp.com/t/hcsec-2023-06-consul-server-panic-when-ingress-and-api-gateways-configured-with-peering-connections/51197https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE/https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/