How severe is CVE-2022-3867?

CVE-2022-3867 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-3867 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-3867?

CVE-2022-3867 primarily affects Hashicorp Nomad. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-3867?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-3867 published?

CVE-2022-3867 was published on 2022-11-10 and last updated on 2026-06-17.

CVE-2022-3867

CVE-2022-3867 is a low-severity vulnerability in Hashicorp Nomad with a CVSS 3.x base score of 2.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-613.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Hashicorp Nomad
Published: 2022-11-10
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2022-3867?: 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.
How severe is CVE-2022-3867?: CVE-2022-3867 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-3867 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3867?: CVE-2022-3867 primarily affects Hashicorp Nomad. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-3867?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-3867 published?: CVE-2022-3867 was published on 2022-11-10 and last updated on 2026-06-17.

References

https://discuss.hashicorp.com/t/hcsec-2022-26-nomad-s-event-stream-subscriber-using-acl-token-with-ttl-receive-updates-until-garbage-collected/46168

Affected products (4)

cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:hashicorp:nomad:1.4.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:hashicorp:nomad:1.4.1:*:*:*:enterprise:*:*:*

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