Improper access control in HashiCorp Vault



Published: 2020-06-10 | Updated: 2020-07-17
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-12757
CWE-ID CWE-284
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Vault
Web applications / Modules and components for CMS

Vendor HashiCorp

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper access control

EUVDB-ID: #VU30260

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-12757

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions. A remote attacker can send a specially crafted request and gain unauthorized access to the affected application.

Mitigation

Update to version 1.4.2.

Vulnerable software versions

Vault: 1.4.0 - 1.4.1

External links

http://github.com/hashicorp/vault/blob/master/CHANGELOG.md#142-may-21st-2020
http://www.hashicorp.com/blog/category/vault/


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. However, proof of concept for this vulnerability is available.



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