HashiCorp Consul up to 1.11.8/1.12.4/1.13.1 Name authorization

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in HashiCorp Consul up to 1.11.8/1.12.4/1.13.1. Affected is an unknown function of the component Name Handler. The manipulation leads to input validation. This vulnerability is documented as CVE-2021-41803. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in HashiCorp Consul up to 1.11.8/1.12.4/1.13.1. This issue affects some unknown functionality of the component Name Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. The impact remains unknown. The summary by CVE is:

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."

The weakness was released 09/23/2022. It is possible to read the advisory at discuss.hashicorp.com. The identification of this vulnerability is CVE-2021-41803 since 09/29/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 1.11.9, 1.12.5 or 1.13.2 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Consul 1.11.9/1.12.5/1.13.2

Timelineinfo

09/29/2021 🔍
09/23/2022 +359 days 🔍
09/23/2022 +0 days 🔍
05/28/2025 +977 days 🔍

Sourcesinfo

Advisory: discuss.hashicorp.com
Status: Confirmed

CVE: CVE-2021-41803 (🔍)
GCVE (CVE): GCVE-0-2021-41803
GCVE (VulDB): GCVE-100-209351

Entryinfo

Created: 09/23/2022 08:45
Updated: 05/28/2025 01:24
Changes: 09/23/2022 08:45 (39), 10/22/2022 14:19 (11), 05/28/2025 01:24 (16)
Complete: 🔍
Cache ID: 216::103

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