Information disclosure in HashiCorp Vault

1) Information disclosure

EUVDB-ID: #VU30431

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-7220

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

HashiCorp Vault Enterprise 0.11.0 through 1.3.1 fails, in certain circumstances, to revoke dynamic secrets for a mount in a deleted namespace. Fixed in 1.3.2.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Vault: 0.11.0 - 1.3.1

CPE2.3

• cpe:2.3:a:hashicorp:vault:0.11.0:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.1:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.2:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.3:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.4:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.5:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:0.11.6:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:hashicorp:vault:1.0.2:*:*:*:*:*:*:*

External links

https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#132-january-22nd-2020
https://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.