What is CVE-2024-21597?

CVE-2024-21597 is a medium-severity vulnerability in Juniper Junos, classified under Exposure of Resource to Wrong Sphere. CVSS score: 5.3/10. Published 2024-01-12.

How severe is CVE-2024-21597?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Juniper Junos

CVE-2024-21597

An Exposure of Resource to Wrong Sphere vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to bypass the intended access restrictions. In an Abs…

EPSS: 0.004 (29.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Juniper Junos — versions 20.4, 21.2, 21.4
Juniper Networks Junos Os — versions 0, 21.2, 21.4

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)
sirt@juniper.net (technical-description, Third Party Advisory)

Frequently asked questions

What is CVE-2024-21597?: CVE-2024-21597 is a medium-severity vulnerability in Juniper Junos, classified under Exposure of Resource to Wrong Sphere. CVSS score: 5.3/10. Published 2024-01-12.
How severe is CVE-2024-21597?: Medium severity. CVSS v3 base score is 5.3 out of 10.