CVE-2021-3153
CWE-287Published: March 26, 2021· Updated: Jun 17, 2026
Official Description
HashiCorp Terraform Enterprise up to v202102-2 failed to enforce an organization-level setting that required users within an organization to have two-factor authentication enabled. Fixed in v202103-1.
Technical Analysis
CVE-2021-3153 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 6.5.
From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-287)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-3153 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts