What is CVE-2023-22403?

CVE-2023-22403 is a high-severity vulnerability in Juniper Junos, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-01-13.

How severe is CVE-2023-22403?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Juniper Junos

CVE-2023-22403

An Allocation of Resources Without Limits or Throttling vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On QFX10K Ser…

EPSS: 0.006 (46.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Junos — versions 20.2, 20.4, 21.1
Juniper Qfx10002
Juniper Qfx10008
Juniper Qfx10016
Juniper Networks Junos Os — versions unspecified, 20.4, 21.1

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-22403?: CVE-2023-22403 is a high-severity vulnerability in Juniper Junos, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-01-13.
How severe is CVE-2023-22403?: High severity. CVSS v3 base score is 7.5 out of 10.