CVE-2023-47090
Authorization bypass in github.com/nats-io/nats-server/v2
6.5
MEDIUM
CVSS 3.1
EPSS 0.26%
Description
NATS nats-server before 2.9.23 and 2.10.x before 2.10.2 has an authentication bypass. An implicit $G user in an authorization block can sometimes be used for unauthenticated access, even when the intention of the configuration was for each user to have an account. The earliest affected version is 2.2.0.
How to fix CVE-2023-47090
To remediate CVE-2023-47090, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 2.9.23 or later
- —upgrade to 2.9.23 or later
Is CVE-2023-47090 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- >= 2.2.0, < 2.9.23
- >= 2.2.0, < 2.9.23, >= 2.10.0, < 2.10.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |