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CVE record · CVE-2021-0244

Junos OS: A race condition in the storm control profile may allow an attacker to cause a Denial of Service condition

CVSS 7.4 HighEPSS 0.0064 · 50th percentile

Published by the CVE Program (CNA: juniper) at 22 Apr 2021, 19:37 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Juniper Networks Junos OS
  • affected 14.1X53 to before 14.1X53-D49 custom
Juniper Networks Junos OS
  • affected 15.1 to before 15.1R7-S6 custom
  • affected 16.1 to before 16.1R7-S7 custom
  • affected 16.2 to before 16.2R2-S11, 16.2R3 custom
  • affected 17.1 to before 17.1R2-S11, 17.1R3 custom
  • affected 17.2 to before 17.2R2-S8, 17.2R3-S3 custom
  • affected 17.3 to before 17.3R2-S5, 17.3R3-S7 custom
  • affected 17.4 to before 17.4R2-S9, 17.4R3 custom
  • affected 18.1 to before 18.1R3-S5 custom
  • affected 18.2 to before 18.2R2-S6, 18.2R3 custom
  • affected 18.3 to before 18.3R1-S7, 18.3R2-S3, 18.3R3 custom
  • affected 18.4 to before 18.4R1-S5, 18.4R2 custom
  • affected 19.1 to before 19.1R1-S4, 19.1R2 custom
Juniper Networks Junos OS
  • affected 15.1X49 to before 15.1X49-D191, 15.1X49-D200 custom
Identifiers
CVE-2021-0244
CNA
juniper
Tags
Published
22 Apr 2021
Updated
16 Sept 2024

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.4 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H CNA (juniper)
  • CISA KEV Not listed.
  • EPSS 0.0064, the 50th percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 22 Apr 2021. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.