What is CVE-2021-0206?

CVE-2021-0206 is a high-severity vulnerability in Juniper Junos, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-01-15.

How severe is CVE-2021-0206?

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

NULL pointer dereference in Juniper Junos

CVE-2021-0206

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine (PFE) to crash and restart, resulting in a Denial of Service (DoS). By continuously sen…

EPSS: 0.013 (66.9th 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 18.3, 18.4, 19.1
Juniper Nfx150
Juniper Nfx250
Juniper Nfx350
Juniper Srx1500
Juniper Srx300
Juniper Srx320
Juniper Srx340
Juniper Srx345
Juniper Srx380

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0206?: CVE-2021-0206 is a high-severity vulnerability in Juniper Junos, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-01-15.
How severe is CVE-2021-0206?: High severity. CVSS v3 base score is 7.5 out of 10.