What is CVE-2021-0234?

CVE-2021-0234 is a medium-severity vulnerability in Juniper Junos, classified under Improper Initialization. CVSS score: 5.8/10. Published 2021-04-22.

How severe is CVE-2021-0234?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Juniper Junos

CVE-2021-0234

Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS (Distributed Denial of…

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.009 (56.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Juniper Junos — versions 17.3, 17.4, 18.1
Juniper Qfx5100-96s
Juniper Networks Junos Os — versions 17.3, 17.4, 18.1

Weakness classification (CWE)

CWE-665 — Improper Initialization

References

sirt@juniper.net (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0234?: CVE-2021-0234 is a medium-severity vulnerability in Juniper Junos, classified under Improper Initialization. CVSS score: 5.8/10. Published 2021-04-22.
How severe is CVE-2021-0234?: Medium severity. CVSS v3 base score is 5.8 out of 10.