Access Control Flaw in HashiCorp Consul Enterprise Affects Multiple Versions
CVE-2021-41805
8.8HIGH
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
Summary
An access control vulnerability in HashiCorp Consul Enterprise allows a malicious actor to exploit ACL tokens with default operator:write permissions. This oversight permits privilege escalation across different namespaces, putting user data and system integrity at risk, as users can inadvertently gain elevated permissions beyond their intended access.
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
CVSS V3.1
Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved