CVE record · CVE-2020-1660

Junos OS: MX Series: Receipt of specific packets can cause services card to restart when DNS filtering is configured.

CVSS 8.3 HighEPSS 0.0079 · 56th 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 17.3 to before 17.3R3-S8 custom affected 18.3 to before 18.3R3-S1 custom affected 18.4 to before 18.4R3 custom affected 19.1 to before 19.1R3 custom affected 19.2 to before 19.2R2 custom affected 19.3 to before 19.3R3 custom
Juniper Networks	Junos OS	unaffected 17.4 unaffected 18.1 unaffected 18.2

Identifiers: CVE-2020-1660
CNA: juniper
Weakness (CWE): CWE-362
Tags: Juniper Networks Junos OS
Race condition
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
8.3	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L	CNA (juniper)

CISA KEV Not listed.
EPSS 0.0079, the 56th 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/JSA11054 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.