CVE-2021-3127 : NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access

NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access Control because Import Token bindings are mishandled.

Published 2021-03-16 20:15:13

Updated 2022-07-12 17:42:04

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-3127

Nats » Nats Server
Versions from including (>=) 2.0.0 and before (<) 2.2.0
cpe:2.3:a:nats:nats_server:*:*:*:*:*:*:*:*
Matching versions
Nats » Jwt Library
Versions before (<) 2.0.1
cpe:2.3:a:nats:jwt_library:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.36%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 55 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE-755 Improper Handling of Exceptional Conditions

The product does not handle or incorrectly handles an exceptional condition.

Assigned by: nvd@nist.gov (Primary)

Jump to