What is CVE-2021-0203?

CVE-2021-0203 is a high-severity vulnerability in Juniper Ex2300, classified under CWE-794. CVSS score: 8.6/10. Published 2021-01-15.

How severe is CVE-2021-0203?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Juniper Ex2300

CVE-2021-0203

On Juniper Networks EX and QFX5K Series platforms configured with Redundant Trunk Group (RTG), Storm Control profile applied on the RTG interface might not take affect when it reaches the threshold condition. Storm Control enables the devi…

EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Juniper Ex2300
Juniper Ex2300-c
Juniper Ex2300m
Juniper Ex3400
Juniper Ex4300
Juniper Ex4300m
Juniper Ex4600
Juniper Ex4650
Juniper Ex9250
Juniper Junos — versions 15.1, 16.1, 17.2

Weakness classification (CWE)

CWE-794

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0203?: CVE-2021-0203 is a high-severity vulnerability in Juniper Ex2300, classified under CWE-794. CVSS score: 8.6/10. Published 2021-01-15.
How severe is CVE-2021-0203?: High severity. CVSS v3 base score is 8.6 out of 10.