Vulnerability identifier: #VU50970

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3282

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Vault Enterprise
Web applications / Modules and components for CMS

Vendor: HashiCorp

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the application allows the `remove-peer` raft operator command to be executed against DR secondaries without authentication.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Vault Enterprise: 1.6.0 - 1.6.1

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External links
http://discuss.hashicorp.com/t/hcsec-2021-04-vault-enterprise-s-dr-secondaries-allowed-raft-peer-removal-without-authentication/20337

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.