Auth bypass in Hashicorp Vault

CVE-2022-40186

An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. A vulnerability in the Identity Engine was found where, in a deployment where an entity has multiple mount accessors with shared alias names, Vault may overwrit…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.008 (51.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-40186?
CVE-2022-40186 is a critical-severity vulnerability in Hashicorp Vault, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.1/10. Published 2022-09-22.
How severe is CVE-2022-40186?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2022-40186 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.