Access Control Vulnerability in NATS nats-server by NATS.IO
CVE-2020-26892

9.8CRITICAL

Key Information:

Vendor

Linux
Status
Nats-server
Vendor
CVE Published:
6 November 2020

What is CVE-2020-26892?

The JWT library present in NATS nats-server versions prior to 2.1.9 exhibits a significant access control issue stemming from improper handling of expired credentials. This can potentially allow unauthorized access, jeopardizing the security and integrity of applications that depend on NATS messaging systems.

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References

https://github.com/nats-io/nats-server/commits/master
x_refsource_MISC
https://www.openwall.com/lists/oss-security/2020/11/02/2
x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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