HOMEVULNERABILITIESCVE-2022-40186
CRITICAL

CVE-2022-40186

NVD-CWE-noinfoPublished: September 22, 2022· Updated: Jun 17, 2026

9.1
CVSS v3.1

Official Description

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 overwrite metadata to the wrong alias due to an issue with checking the proper alias assigned to an entity. This may allow for unintended access to key/value paths using that metadata in Vault.

NVD Source

Technical Analysis

CVE-2022-40186 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 9.1.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Vendors & Products

hashicorp1 product(s)
vault
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://discuss.hashicorp.com
ADVISORYhttps://discuss.hashicorp.com/t/hcsec-2022-18-vault-entity-alias-metadata-may-leak-between-aliases-with-the-same-name-assigned-to-the-same-entity/44550
ADVISORYhttps://security.netapp.com/advisory/ntap-20221111-0008/
ADVISORYhttps://discuss.hashicorp.com
ADVISORYhttps://discuss.hashicorp.com/t/hcsec-2022-18-vault-entity-alias-metadata-may-leak-between-aliases-with-the-same-name-assigned-to-the-same-entity/44550
ADVISORYhttps://security.netapp.com/advisory/ntap-20221111-0008/

All References (6)

→
https://discuss.hashicorp.comVendor Advisory
→
https://discuss.hashicorp.com/t/hcsec-2022-18-vault-entity-alias-metadata-may-leak-between-aliases-with-the-same-name-assigned-to-the-same-entity/44550Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20221111-0008/Third Party Advisory
→
https://discuss.hashicorp.comVendor Advisory
→
https://discuss.hashicorp.com/t/hcsec-2022-18-vault-entity-alias-metadata-may-leak-between-aliases-with-the-same-name-assigned-to-the-same-entity/44550Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20221111-0008/Third Party Advisory

Quick Facts

CVE IDCVE-2022-40186
CVSS Score9.1 / 10
SeverityCRITICAL
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedSep 22, 2022

Related CVEs (NVD-CWE-noinfo)

CVE-2017-10402
10.0
CVE-2017-10151
10.0
CVE-2017-10137
10.0
CVE-2017-10912
10.0
CVE-2017-10405
10.0
CVE-2017-10269
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-40186 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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