The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go code).

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go     code). (CVE-2020-26521)

Note that Nessus relies on the presence of the package as reported by the vendor.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go
    code). (CVE-2020-26521)

Update to 2.1.9 Security fix for CVE-2020-26892 Security fix for CVE-2020-26521

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
255480	Linux Distros Unpatched Vulnerability : CVE-2020-26521	Nessus	Misc.	high
431949	SCA: security update for github.com/nats-io/jwt (GHSA-h2fg-54x9-5qhq)	Tenable Cloud Security	SCA Checks	high
431949	SCA: security update for github.com/nats-io/jwt (GHSA-h2fg-54x9-5qhq)	Tenable Self-Hosted Container Security	SCA Checks	high
144669	Fedora 33 : nats-server (2020-2c8851d48b)	Nessus	Fedora Local Security Checks	critical

Detections

Analytics

CVE-2020-26521

high

Tenable Plugins

high

high

high

critical