How severe is CVE-2024-12678?

CVE-2024-12678 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-12678 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12678?

CVE-2024-12678 primarily affects Hashicorp Nomad. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-12678?

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

Does CVE-2024-12678 have an EU (EUVD) identifier?

Yes. CVE-2024-12678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3593.

When was CVE-2024-12678 published?

CVE-2024-12678 was published on 2024-12-20 and last updated on 2026-06-17.

CVE-2024-12678

CVE-2024-12678 is a medium-severity vulnerability in Hashicorp Nomad with a CVSS 3.x base score of 6.5. 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-266.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3593
Weakness: CWE-266
Affected product: Hashicorp Nomad
Published: 2024-12-20
Last modified: 2026-06-17

Description

Nomad Community and Nomad Enterprise ("Nomad") allocations are vulnerable to privilege escalation within a namespace through unredacted workload identity tokens. This vulnerability, identified as CVE-2024-12678, is fixed in Nomad Community Edition 1.9.4 and Nomad Enterprise 1.9.4, 1.8.8, and 1.7.16.

Frequently asked questions

What is CVE-2024-12678?: Nomad Community and Nomad Enterprise ("Nomad") allocations are vulnerable to privilege escalation within a namespace through unredacted workload identity tokens. This vulnerability, identified as CVE-2024-12678, is fixed in Nomad Community Edition 1.9.4 and Nomad Enterprise 1.9.4, 1.8.8, and 1.7.16.
How severe is CVE-2024-12678?: CVE-2024-12678 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-12678 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12678?: CVE-2024-12678 primarily affects Hashicorp Nomad. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-12678?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-12678 have an EU (EUVD) identifier?: Yes. CVE-2024-12678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3593.
When was CVE-2024-12678 published?: CVE-2024-12678 was published on 2024-12-20 and last updated on 2026-06-17.

References

https://discuss.hashicorp.com/t/hcsec-2024-29-nomad-allocations-vulnerable-to-privilege-escalation-within-a-namespace-using-unredacted-workload-identity-token/72119

Affected products (2)

cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:hashicorp:nomad:*:*:*:*:community:*:*:*

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