Nomad Event Stream Subscriber Using a Token with TTL Receives Updates Until Garbage Collected
Priority LOW 21CWE-613Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-613.
Summary
HashiCorp Nomad and Nomad Enterprise 1.4.0 up to 1.4.1 event stream subscribers using a token with TTL receive updates until token garbage is collected. Fixed in 1.4.2.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00566 47th percentileScored 2026-11-07
Fix Fixed github.com/hashicorp/nomad (Go): 1.4.2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HashiCorp | Nomad | 1.4.0; 1.4.1 | — | No fix listed | CNA |
| HashiCorp | Nomad Enterprise | 1.4.0; 1.4.1 | — | No fix listed | CNA |
| — | github.com/hashicorp/nomad (Go) | 1.4.0 to before 1.4.2 | 1.4.2 | Patch available | GHSA-9fmc-5fq4-5jwh |
- Nomad VendorHashiCorp Affected 1.4.0; 1.4.1 Fixed in — No fix listed CNA
- Nomad Enterprise VendorHashiCorp Affected 1.4.0; 1.4.1 Fixed in — No fix listed CNA
- github.com/hashicorp/nomad (Go) Vendor— Affected 1.4.0 to before 1.4.2 Fixed in 1.4.2 Patch available GHSA-9fmc-5fq4-5jwh
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:*:*:*:* | 1.4.0 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:enterprise:*:*:* | 1.4.0 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:*:*:*:* | 1.4.1 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:enterprise:*:*:* | 1.4.1 | Vulnerable | HashiCorp |
- cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:*:*:*:* Versions 1.4.0 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:enterprise:*:*:* Versions 1.4.0 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:*:*:*:* Versions 1.4.1 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:enterprise:*:*:* Versions 1.4.1 Vulnerable ·HashiCorp
Remediation
- Fix · GHSA-9fmc-5fq4-5jwh github.com/hashicorp/nomad (Go) Fixed in 1.4.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-3867
- 2026-10-03 Alias added: GHSA-9fmc-5fq4-5jwh
References
Advisory 2
More HashiCorp Nomad vulnerabilities
- TI-2019-09419 HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver. CVSS 3.0CRITICAL 9.8
- TI-2022-12559 HashiCorp Nomad and Nomad Enterprise version 0.2.0 up to 1.3.0 were impacted by go-getter… CVSS 3.1CRITICAL 9.8
- TI-2023-01674 Nomad Unauthenticated Client Agent HTTP Request Privilege Escalation CVSS 3.1CRITICAL 10.0
- TI-2020-06436 HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region… CVSS 3.1CRITICAL 9.8
- TI-2020-16532 HashiCorp Nomad and Nomad Enterprise version 0.9.0 up to 0.12.5 client file sandbox… CVSS 3.1CRITICAL 9.1
- TI-2021-19357 HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task… CVSS 3.1HIGH 8.8
Sources
- CVE-2022-3867 · CVE Program
- CVE-2022-3867 · NVD
- FIRST EPSS
- GHSA-9fmc-5fq4-5jwh · GitHub Advisory Database · CC BY 4.0
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