Auth bypass in Linuxfoundation Nats-server

CVE-2022-24450

NATS nats-server before 2.7.2 has Incorrect Access Control. Any authenticated user can obtain the privileges of the System account by misusing the "dynamically provisioned sandbox accounts" feature.

Vulnerability class: Broken Access Control

EPSS: 0.013 (67.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-24450?
CVE-2022-24450 is a high-severity vulnerability in Linuxfoundation Nats-server, classified under Missing Authorization. CVSS score: 8.8/10. Published 2022-02-08.
How severe is CVE-2022-24450?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2022-24450 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.