CVE-2021-41803

Severity Score

7.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto config RPC. Fixed in 1.11.9, 1.12.5, and 1.13.2."

HashiCorp Consul versiones 1.8.1 hasta 1.11.8, 1.12.4 y 1.13.1, no comprueban apropiadamente los nombres de nodos o segmentos antes de la interpolación y el uso en las aserciones de reclamación JWT con el RPC de configuración automática. Corregido en versiones 1.11.9, 1.12.5 y 1.13.2".

*Credits: N/A

CVSS Scores

NISTv3.1 7.1

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-29 CVE Reserved
2022-09-23 CVE Published
2024-08-04 CVE Updated
2024-08-09 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-862: Missing Authorization

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://discuss.hashicorp.com/t/hcsec-2022-19-consul-auto-config-jwt-authorization-missing-input-validation/44627	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI	2023-11-07
https://www.hashicorp.com/blog/category/consul	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				>= 1.8.1 < 1.11.9 Search vendor "Hashicorp" for product "Consul" and version " >= 1.8.1 < 1.11.9"		-		Affected
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				>= 1.8.1 < 1.11.9 Search vendor "Hashicorp" for product "Consul" and version " >= 1.8.1 < 1.11.9"		enterprise		Affected
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				1.12.4 Search vendor "Hashicorp" for product "Consul" and version "1.12.4"		-		Affected
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				1.12.4 Search vendor "Hashicorp" for product "Consul" and version "1.12.4"		enterprise		Affected
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				1.13.1 Search vendor "Hashicorp" for product "Consul" and version "1.13.1"		-		Affected
Hashicorp Search vendor "Hashicorp"		Consul Search vendor "Hashicorp" for product "Consul"				1.13.1 Search vendor "Hashicorp" for product "Consul" and version "1.13.1"		enterprise		Affected