6.5

CVE-2023-0821: hashicorp nomad

CVSS: 6.5v3.1MediumModified
AliasesUBUNTU-CVE-2023-0821GHSA-w479-w22g-cffhGO-2023-1581
Published 16-02-2023Last modified 18-03-2025
Open JSON

Vulnerability summary

CVE-2023-0821 is a medium (CVSS 6.5) vulnerability in hashicorp nomad. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 55.7% of scored vulnerabilities.

Overall risk
26/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.80%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-02-2023
    PublishedVulnerability first disclosed.
  2. 18-03-2025
    Last modifiedVulnerability information updated.

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.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.80%

Chance of exploitation in the next 30 days

Percentile

56%

Versus all other CVEs

30-day change

0.00 pp

From 0.80% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.80%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Hashicorp2 products
  • nomad≤ 1.2.15 | ≤ 1.3.8 | ≤ 1.4.3 | < 1.2.15 | ≥ 1.3.0, < 1.3.9 | ≥ 1.4.0, < 1.4.4
  • nomad enterprise≤ 1.2.15 | ≤ 1.3.8 | ≤ 1.4.3
Github.com/hashicorp1 product
  • nomad≥ 1.2.15, < 1.2.16 | ≥ 1.3.0, < 1.3.9 | ≥ 1.4.0, < 1.4.4
Ubuntu1 product
  • nomadAll versions (No fix recorded)

3 vendors · 4 products

References

5 links