CVE record · CVE-2020-1683

Junos OS: Memory leak leads to kernel crash (vmcore) due to SNMP polling

CVSS 7.5 HighEPSS 0.011 · 64th percentile

Published by the CVE Program (CNA: juniper) at 16 Oct 2020, 20:31 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
Vendor	Product	Versions
Juniper Networks	Junos OS	affected 17.4R3 unaffected unspecified to before 17.4R3 custom affected 18.1R3-S5 to before 18.1* custom affected 18.2R3 to before 18.2* custom affected 18.2X75-D420, 18.2X75-D50 to before 18.2X75* custom affected 18.3R3 to before 18.3* custom affected 18.4R1-S4, 18.4R2 to before 18.4* custom affected 19.1R2 to before 19.1* custom affected 19.2R1 to before 19.2* custom affected 19.3 to before 19.3R2-S5, 19.3R3 custom affected 19.4 to before 19.4R1-S3, 19.4R2 custom

Identifiers: CVE-2020-1683
CNA: juniper
Weakness (CWE): CWE-401
Tags: Juniper Networks Junos OS
Denial of service
Published: 16 Oct 2020
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

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (juniper)

CISA KEV Not listed.
EPSS 0.011, the 64th 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 16 Oct 2020. New records show when each source confirmed them.

Sources

References from the CNA

kb.juniper.net/JSA11080 confirm

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.