CVE-2021-37219

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

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.

References

https://discuss.hashicorp.com/t/hcsec-2021-22-consul-raft-rpc-privilege-escalation/29024

https://www.hashicorp.com/blog/category/consul

Details

Source: MITRE

Published: 2021-09-07

Updated: 2021-09-13

Type: CWE-295

Risk Information

CVSS v2

Base Score: 6.5

Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (3 total)

IDNameProductFamilySeverity
153751Photon OS 3.0: Consul PHSA-2021-3.0-0303NessusPhotonOS Local Security Checks
high
153745Photon OS 4.0: Consul PHSA-2021-4.0-0105NessusPhotonOS Local Security Checks
high
153222FreeBSD : consul -- rpc: authorize raft requests (376df2f1-1295-11ec-859e-000c292ee6b8)NessusFreeBSD Local Security Checks
high