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CVSSv2

CVE-2021-3127

Published: 16/03/2021 Updated: 12/07/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
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Vulnerability Summary

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

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nats jwt library

nats nats server

Vendor Advisories

Red Hat: CVE-2021-3127
NATS Server 2x before 220 and JWT library before 201 have Incorrect Access Control because Import Token bindings are mishandled ...

Mailing Lists

Full Disclosure: [CVE-2020-28466][CVE-2021-3127] NATS.io vulnerabilities
<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> [CVE-2020-28466][CVE-2021-3127] NATSio vulnerabilities <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: Phil Penn ...

References

CWE-755https://advisories.nats.io/CVE/CVE-2021-3127.txthttps://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2021-3127
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463CVE-2024-3400deserializationCVE-2024-21788CVE-2023-42433CVE-2024-21841CVE-2024-22095local file inclusionmemory leak
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