Vulnerability Details : 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.
Products affected by CVE-2023-0821
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-0821
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-0821
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
HashiCorp Inc. |
CWE ids for CVE-2023-0821
-
The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.Assigned by: security@hashicorp.com (Secondary)
References for CVE-2023-0821
-
https://discuss.hashicorp.com/t/hcsec-2023-05-nomad-client-vulnerable-to-decompression-bombs-in-artifact-block/50292
HCSEC-2023-05 - Nomad Client Vulnerable to Decompression Bombs in Artifact Block - Security - HashiCorp DiscussVendor Advisory
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