Improper Authorization in HashiCorp Terraform Enterprise

1) Improper Authorization

EUVDB-ID: #VU55273

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-36230

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to improper authorization checks on a subset of API requests. A remote authenticated attacker can send a specially crafted request and gain elevated privileges on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Terraform Enterprise: 202106-1

External links

http://www.hashicorp.com/blog/category/terraform/
http://discuss.hashicorp.com/t/hcsec-2021-18-terraform-enterprise-allowed-privilege-escalation-via-run-token/27070

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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