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CVE record · CVE-2022-22226

Junos OS: EX4300-MP, EX4600, QFX5000 Series: In VxLAN scenarios specific packets processed cause a memory leak leading to a PFE crash

CVSS 6.5 MediumEPSS 0.0033 · 26th percentile

Published by the CVE Program (CNA: juniper) at 18 Oct 2022, 02:46 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
  • unaffected unspecified to before 17.1R1 custom
  • affected 17.1R1 to before 17.1* custom
  • affected 17.2R1 to before 17.2* custom
  • affected 17.3 to before 17.3R3-S12 custom
  • affected 17.4 to before 17.4R2-S13, 17.4R3-S5 custom
  • affected 18.1 to before 18.1R3-S13 custom
  • affected 18.2 to before 18.2R3-S8 custom
  • affected 18.3 to before 18.3R3-S5 custom
  • affected 18.4 to before 18.4R1-S8, 18.4R2-S6, 18.4R3-S6 custom
  • affected 19.1 to before 19.1R3-S4 custom
  • affected 19.2 to before 19.2R1-S7, 19.2R3-S1 custom
  • affected 19.3 to before 19.3R2-S6, 19.3R3-S1 custom
  • and 4 more
Identifiers
CVE-2022-22226
CNA
juniper
Weakness (CWE)
CWE-789
Tags
Published
18 Oct 2022
Updated
12 May 2025

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
6.5 Medium 3.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CNA (juniper)
  • CISA KEV Not listed.
  • EPSS 0.0033, the 26th percentile, on 7 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 18 Oct 2022. 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.