CVE-2023-0821
CVE-2023-0821 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-409.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- EPSS exploit prediction: 1% (52nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-409
- Affected product: Hashicorp Nomad
- Published:
- Last modified:
Description
HashiCorp Nomad and Nomad Enterprise 1.2.15 up to 1.3.8, and 1.4.3 jobs using a maliciously compressed artifact stanza source can cause excessive disk usage. Fixed in 1.2.16, 1.3.9, and 1.4.4.
Frequently asked questions
- What is CVE-2023-0821?
- HashiCorp Nomad and Nomad Enterprise 1.2.15 up to 1.3.8, and 1.4.3 jobs using a maliciously compressed artifact stanza source can cause excessive disk usage. Fixed in 1.2.16, 1.3.9, and 1.4.4.
- How severe is CVE-2023-0821?
- CVE-2023-0821 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 none, integrity none, and availability high.
- Is CVE-2023-0821 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-0821?
- CVE-2023-0821 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-2023-0821?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-0821 published?
- CVE-2023-0821 was published on 2023-02-16 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*
More vulnerabilities in Hashicorp Nomad
- CVE-2023-1782 — Critical (CVSS 9.9): HashiCorp Nomad and Nomad Enterprise versions 1.5.0 up to 1.5.2 allow unauthenticated users to bypass intended ACL…
- CVE-2022-30324 — Critical (CVSS 9.8): HashiCorp Nomad and Nomad Enterprise version 0.2.0 up to 1.3.0 were impacted by go-getter vulnerabilities enabling…
- CVE-2020-7956 — Critical (CVSS 9.8): HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region associated with TLS certificates…
- CVE-2019-12618 — Critical (CVSS 9.8): HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver.
- CVE-2020-27195 — Critical (CVSS 9.1): HashiCorp Nomad and Nomad Enterprise version 0.9.0 up to 0.12.5 client file sandbox feature can be subverted using…
- CVE-2021-43415 — High (CVSS 8.8): HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task driver enabled, allowed…
All CVEs affecting Hashicorp Nomad →
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