HashiCorp Consul and Consul Enterprise include an HTTP API (introduced in 1.2.0) and DNS…
Priority LOW 38CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-770.
Summary
HashiCorp Consul and Consul Enterprise include an HTTP API (introduced in 1.2.0) and DNS (introduced in 1.4.3) caching feature that was vulnerable to denial of service. Fixed in 1.6.6 and 1.7.4.
Why it matters now
EPSS 0.02923 87th percentileScored 2026-11-07
Fix Fixed github.com/hashicorp/consul (Go): 1.6.6, 1.7.4
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | github.com/hashicorp/consul (Go) | 1.2.0 to before 1.6.6 | 1.6.6 | Patch available | GHSA-rqjq-mrgx-85hp |
| — | github.com/hashicorp/consul (Go) | 1.7.0 to before 1.7.4 | 1.7.4 | Patch available | GHSA-rqjq-mrgx-85hp |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/hashicorp/consul (Go) Vendor— Affected 1.2.0 to before 1.6.6 Fixed in 1.6.6 Patch available GHSA-rqjq-mrgx-85hp
- github.com/hashicorp/consul (Go) Vendor— Affected 1.7.0 to before 1.7.4 Fixed in 1.7.4 Patch available GHSA-rqjq-mrgx-85hp
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:* | 1.2.0 to before 1.6.6 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* | 1.2.0 to before 1.6.6 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:* | 1.7.0 to before 1.7.4 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* | 1.7.0 to before 1.7.4 | Vulnerable | HashiCorp |
- cpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:* Versions 1.2.0 to before 1.6.6 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* Versions 1.2.0 to before 1.6.6 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:* Versions 1.7.0 to before 1.7.4 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* Versions 1.7.0 to before 1.7.4 Vulnerable ·HashiCorp
Remediation
- Fix · GHSA-rqjq-mrgx-85hp github.com/hashicorp/consul (Go) Fixed in 1.6.6 Advisory →
- Fix · GHSA-rqjq-mrgx-85hp github.com/hashicorp/consul (Go) Fixed in 1.7.4 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13250
- 2026-10-03 Alias added: GHSA-rqjq-mrgx-85hp
References
Advisory 3
More HashiCorp Consul vulnerabilities
- TI-2021-18437 HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4… CVSS 3.1HIGH 8.8
- TI-2022-11698 HashiCorp Consul and Consul Enterprise up to 1.9.16, 1.10.9, and 1.11.4 may allow server… CVSS 3.1HIGH 7.5
- TI-2021-02215 An issue was discovered in GoGo Protobuf before 1.3.2. CVSS 3.1HIGH 8.6
- TI-2024-09286 Consul L7 Intentions Vulnerable To Headers Bypass CVSS 3.1HIGH 8.3
- TI-2023-02638 Consul Envoy Extension Downsteam Proxy Configuration By Upstream Service Owner CVSS 3.1HIGH 8.7
- TI-2022-03595 Consul Peering Imported Nodes/Services Leak CVSS 3.1HIGH 7.5
Sources
- CVE-2020-13250 · CVE Program
- CVE-2020-13250 · NVD
- FIRST EPSS
- GHSA-rqjq-mrgx-85hp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences