Consul
by Hashicorp
Source repositories
CVEs (19)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2020-29564 | Cri | 0.64 | 9.8 | 0.06 | Dec 8, 2020 | The official Consul Docker images 0.7.1 through 1.4.2 contain a blank password for a root user. System using the Consul Docker container deployed by affected versions of the Docker image may allow a remote attacker to achieve root access with a blank password. | ||
| CVE-2021-41805 | Hig | 0.60 | 8.8 | 0.35 | Dec 12, 2021 | HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control. An ACL token (with the default operator:write permissions) in one namespace can be used for unintended privilege escalation in a different namespace. | ||
| CVE-2023-2816 | Hig | 0.57 | 8.7 | 0.01 | Jun 2, 2023 | Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target the configured service, regardless of whether the user has permission to modify the service(s)… | ||
| CVE-2022-29153 | Hig | 0.49 | 7.5 | 0.09 | Apr 19, 2022 | HashiCorp Consul and Consul Enterprise up to 1.9.16, 1.10.9, and 1.11.4 may allow server side request forgery when the Consul client agent follows redirects returned by HTTP health check endpoints. Fixed in 1.9.17, 1.10.10, and 1.11.5. | ||
| CVE-2023-3518 | Hig | 0.48 | 7.4 | 0.00 | Aug 9, 2023 | HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1. | ||
| CVE-2024-10006 | Hig | 0.47 | 8.3 | 0.00 | Oct 30, 2024 | A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using Headers in L7 traffic intentions could bypass HTTP header based access rules. | ||
| CVE-2024-10005 | Hig | 0.46 | 8.1 | 0.01 | Oct 30, 2024 | A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using URL paths in L7 traffic intentions could bypass HTTP request path-based access rules. | ||
| CVE-2019-8336 | Hig | 0.46 | 8.1 | 0.01 | Mar 5, 2019 | HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally "" as its secret is used in unusual… | ||
| CVE-2022-24687 | Med | 0.42 | 6.5 | 0.01 | Feb 24, 2022 | HashiCorp Consul and Consul Enterprise 1.9.0 through 1.9.14, 1.10.7, and 1.11.2 clusters with at least one Ingress Gateway allow a user with service:write to register a specifically-defined service that can cause Consul servers to panic. Fixed in 1.9.15, 1.10.8, and 1.11.3. | ||
| CVE-2019-9764 | Hig | 0.41 | 7.4 | 0.01 | Mar 26, 2019 | HashiCorp Consul 1.4.3 lacks server hostname verification for agent-to-agent TLS communication. In other words, the product behaves as if verify_server_hostname were set to false, even when it is actually set to true. This is fixed in 1.4.4. | ||
| CVE-2022-40716 | Med | 0.35 | 6.5 | 0.01 | Sep 23, 2022 | HashiCorp Consul and Consul Enterprise up to 1.11.8, 1.12.4, and 1.13.1 do not check for multiple SAN URI values in a CSR on the internal RPC endpoint, enabling leverage of privileged access to bypass service mesh intentions. Fixed in 1.11.9, 1.12.5, and 1.13.2." | ||
| CVE-2024-10086 | Med | 0.33 | 6.1 | 0.00 | Oct 30, 2024 | A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be misinterpreted and lead to reflected XSS. | ||
| CVE-2023-1297 | Med | 0.32 | 4.9 | 0.01 | Jun 2, 2023 | Consul and Consul Enterprise's cluster peering implementation contained a flaw whereby a peer cluster with service of the same name as a local service could corrupt Consul state, resulting in denial of service. This vulnerability was resolved in Consul 1.14.5, and 1.15.3 | ||
| CVE-2023-0845 | Med | 0.32 | 4.9 | 0.01 | Mar 9, 2023 | 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. | ||
| CVE-2022-3920 | Med | 0.28 | 5.3 | 0.01 | Nov 16, 2022 | HashiCorp Consul and Consul Enterprise 1.13.0 up to 1.13.3 do not filter cluster filtering's imported nodes and services for HTTP or RPC endpoints used by the UI. Fixed in 1.14.0. | ||
| CVE-2026-2808 | 0.00 | — | 0.00 | Mar 11, 2026 | HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5. | |||
| CVE-2025-11374 | 0.00 | — | 0.00 | Oct 28, 2025 | Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6,… | |||
| CVE-2025-11375 | 0.00 | — | 0.00 | Oct 28, 2025 | Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0,… | |||
| CVE-2021-41803 | Hig | 0.00 | 7.1 | 0.01 | Sep 23, 2022 | HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto config RPC. Fixed in 1.11.9, 1.12.5, and 1.13.2." |
- risk 0.64cvss 9.8epss 0.06
The official Consul Docker images 0.7.1 through 1.4.2 contain a blank password for a root user. System using the Consul Docker container deployed by affected versions of the Docker image may allow a remote attacker to achieve root access with a blank password.
- risk 0.60cvss 8.8epss 0.35
HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control. An ACL token (with the default operator:write permissions) in one namespace can be used for unintended privilege escalation in a different namespace.
- risk 0.57cvss 8.7epss 0.01
Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target the configured service, regardless of whether the user has permission to modify the service(s)…
- risk 0.49cvss 7.5epss 0.09
HashiCorp Consul and Consul Enterprise up to 1.9.16, 1.10.9, and 1.11.4 may allow server side request forgery when the Consul client agent follows redirects returned by HTTP health check endpoints. Fixed in 1.9.17, 1.10.10, and 1.11.5.
- risk 0.48cvss 7.4epss 0.00
HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.
- risk 0.47cvss 8.3epss 0.00
A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using Headers in L7 traffic intentions could bypass HTTP header based access rules.
- risk 0.46cvss 8.1epss 0.01
A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using URL paths in L7 traffic intentions could bypass HTTP request path-based access rules.
- risk 0.46cvss 8.1epss 0.01
HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally "" as its secret is used in unusual…
- risk 0.42cvss 6.5epss 0.01
HashiCorp Consul and Consul Enterprise 1.9.0 through 1.9.14, 1.10.7, and 1.11.2 clusters with at least one Ingress Gateway allow a user with service:write to register a specifically-defined service that can cause Consul servers to panic. Fixed in 1.9.15, 1.10.8, and 1.11.3.
- risk 0.41cvss 7.4epss 0.01
HashiCorp Consul 1.4.3 lacks server hostname verification for agent-to-agent TLS communication. In other words, the product behaves as if verify_server_hostname were set to false, even when it is actually set to true. This is fixed in 1.4.4.
- risk 0.35cvss 6.5epss 0.01
HashiCorp Consul and Consul Enterprise up to 1.11.8, 1.12.4, and 1.13.1 do not check for multiple SAN URI values in a CSR on the internal RPC endpoint, enabling leverage of privileged access to bypass service mesh intentions. Fixed in 1.11.9, 1.12.5, and 1.13.2."
- risk 0.33cvss 6.1epss 0.00
A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be misinterpreted and lead to reflected XSS.
- risk 0.32cvss 4.9epss 0.01
Consul and Consul Enterprise's cluster peering implementation contained a flaw whereby a peer cluster with service of the same name as a local service could corrupt Consul state, resulting in denial of service. This vulnerability was resolved in Consul 1.14.5, and 1.15.3
- risk 0.32cvss 4.9epss 0.01
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.
- risk 0.28cvss 5.3epss 0.01
HashiCorp Consul and Consul Enterprise 1.13.0 up to 1.13.3 do not filter cluster filtering's imported nodes and services for HTTP or RPC endpoints used by the UI. Fixed in 1.14.0.
- CVE-2026-2808Mar 11, 2026risk 0.00cvss —epss 0.00
HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5.
- CVE-2025-11374Oct 28, 2025risk 0.00cvss —epss 0.00
Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6,…
- CVE-2025-11375Oct 28, 2025risk 0.00cvss —epss 0.00
Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0,…
- risk 0.00cvss 7.1epss 0.01
HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto config RPC. Fixed in 1.11.9, 1.12.5, and 1.13.2."