What is CVE-2021-0290?

CVE-2021-0290 is a medium-severity vulnerability in Juniper Ex9200, classified under Improper Handling of Exceptional Conditions. CVSS score: 6.5/10. Published 2021-07-15.

How severe is CVE-2021-0290?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Juniper Ex9200

CVE-2021-0290

Improper Handling of Exceptional Conditions in Ethernet interface frame processing of Juniper Networks Junos OS allows an attacker to send specially crafted frames over the local Ethernet segment, causing the interface to go into a down st…

EPSS: 0.004 (29.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Ex9200
Juniper Ex9204
Juniper Ex9208
Juniper Ex9214
Juniper Ex9250
Juniper Ex9251
Juniper Ex9253
Juniper Junos — versions 16.1, 17.1, 17.3
Juniper Mx10
Juniper Mx10000

Weakness classification (CWE)

CWE-755 — Improper Handling of Exceptional Conditions

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0290?: CVE-2021-0290 is a medium-severity vulnerability in Juniper Ex9200, classified under Improper Handling of Exceptional Conditions. CVSS score: 6.5/10. Published 2021-07-15.
How severe is CVE-2021-0290?: Medium severity. CVSS v3 base score is 6.5 out of 10.