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CVE-2023-3774

16
FAUCET Score

CVE-2023-3774 is an unhandled error in HashiCorp Vault Enterprise's namespace creation functionality that can lead to a denial of service by crashing the Vault process. This vulnerability has a CVSS score of 4.9 (Medium), indicating a low attack complexity and no user interaction required, but it necessitates high privileges for exploitation. While the potential impact is a denial of service, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE. Patches are available in Vault versions 1.14.1, 1.13.5, and 1.12.9.

Impacted Technologies

VendorProductVersion(s)CPE
1.12.8CPE matchmatch criteria
cpe:2.3:a:hashicorp:vault:1.12.8:*:*:*:enterprise:*:*:*
1.13.4CPE matchmatch criteria
cpe:2.3:a:hashicorp:vault:1.13.4:*:*:*:enterprise:*:*:*
1.14.0CPE matchmatch criteria
cpe:2.3:a:hashicorp:vault:1.14.0:*:*:*:enterprise:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.9MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.57%
Probability of exploitation in next 30 days
EPSS Percentile
44.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0057 is in the 43rd percentile among its peer group of 3,565 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

discuss.hashicorp.com / t/hcsec-2023-23-vault-enterprise-namespace-creation-may-lead-to-denial-of-service/56617
Vendor Advisory