Bug 1903718 (CVE-2020-26892)

Summary:	CVE-2020-26892 nats-server: Incorrect Access Control because of how expired credentials are handled
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	zebob.m
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-12-02 17:34:06 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1903719
Bug Blocks:

Description Dhananjay Arunesh 2020-12-02 17:09:32 UTC

The JWT library in NATS nats-server before 2.1.9 has Incorrect Access Control because of how expired credentials are handled.

References:
https://github.com/nats-io/nats-server/commits/master
https://www.openwall.com/lists/oss-security/2020/11/02/2

Comment 1 Dhananjay Arunesh 2020-12-02 17:09:53 UTC

Created nats-server tracking bugs for this issue:

Affects: fedora-all [bug 1903719]

Comment 2 Product Security DevOps Team 2020-12-02 17:34:06 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.

Comment 3 msiddiqu 2021-05-22 21:03:44 UTC

External References:
 
https://advisories.nats.io/CVE/CVE-2020-26892.txt