CVE-2021-3127: Improper Handling of Exceptional Conditions

February 15, 2022 (updated October 2, 2023)

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.

References

advisories.nats.io/CVE/CVE-2021-3127.txt
github.com/advisories/GHSA-9r5x-fjv3-q6h4
github.com/nats-io/jwt/pull/149/commits/a826c77dc9d2671c961b75ceefdb439c41029866
github.com/nats-io/nats-server/commit/423b79440c80c863de9f4e20548504e6c5d5e403
nvd.nist.gov/vuln/detail/CVE-2021-3127

Code Behaviors & Features

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