Vulnerability identifier: #VU28461

Vulnerability risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13223

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

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

Vendor: HashiCorp

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to the proxy environment variables such as URLs are logged by default and including usernames and passwords. A remote administrator can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Vault: 1.3.0 - 1.3.5, 1.4.0 - 1.4.1

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External links
http://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMHASHICORPVAULTCOMMAND-570191
http://github.com/hashicorp/vault/commit/87f47c216cf1a28f4054b80cff40de8c9e00e36c
http://github.com/hashicorp/vault/commit/e52f34772affb69f3239b2cdf6523cb7cfd67a92

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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