CVE-2020-26521
High
Description
The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go code).
SeverityHigh
CVSS7.5
Exploit probability—
Product
Linuxfoundation Nats-server
PublishedNov 6, 2020
First seenNov 6, 2020
How to fix
Update
- linuxfoundation nats-server2.1.9 or later
- github.com/nats-io/jwt1.1.0 or later
- github.com/nats-io/nats-server/v22.1.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linuxfoundation nats-server | v < 2.1.9 | 2.1.9 |
| fedoraproject fedora | 33 | — |
| github.com/nats-io/jwtGo | v < 1.1.0 | 1.1.0 |
| github.com/nats-io/nats-server/v2Go | v < 2.1.9 | 2.1.9 |
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