CVE-2021-37219

Severity CVSS v4.0:

Pending analysis

Type:

CWE-295 Improper Certificate Validation

Publication date:

07/09/2021

Last modified:

08/09/2022

Description

HashiCorp Consul and Consul Enterprise 1.10.1 Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling privilege escalation. Fixed in 1.8.15, 1.9.9 and 1.10.2.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.80

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:S/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0

6.50

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:hashicorp:consul:::::-:::*		1.8.15 (excluding)
cpe:2.3:a:hashicorp:consul:::::enterprise:::*		1.8.15 (excluding)
cpe:2.3:a:hashicorp:consul:::::-:::*	1.9.0 (including)	1.9.9 (excluding)
cpe:2.3:a:hashicorp:consul:::::enterprise:::*	1.9.0 (including)	1.9.9 (excluding)
cpe:2.3:a:hashicorp:consul:::::-:::*	1.10.0 (including)	1.10.2 (excluding)
cpe:2.3:a:hashicorp:consul:::::enterprise:::*	1.10.0 (including)	1.10.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-37219

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools