What is CVE-2021-0288?

CVE-2021-0288 is a medium-severity vulnerability in Juniper Ex9200, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 6.5/10. Published 2021-07-15.

How severe is CVE-2021-0288?

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

Vulnerability in Juniper Ex9200

CVE-2021-0288

A vulnerability in the processing of specific MPLS packets in Juniper Networks Junos OS on MX Series and EX9200 Series devices with Trio-based MPCs (Modular Port Concentrators) may cause FPC to crash and lead to a Denial of Service (DoS) c…

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 17.3, 17.4, 18.1
Juniper Mx
Juniper Mx10

Weakness classification (CWE)

CWE-754 — Improper Check for Unusual or Exceptional Conditions

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0288?: CVE-2021-0288 is a medium-severity vulnerability in Juniper Ex9200, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 6.5/10. Published 2021-07-15.
How severe is CVE-2021-0288?: Medium severity. CVSS v3 base score is 6.5 out of 10.