What is CVE-2020-1679?

CVE-2020-1679 is a high-severity vulnerability in Juniper Junos, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2020-10-16.

How severe is CVE-2020-1679?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Juniper Junos

CVE-2020-1679

On Juniper Networks PTX and QFX Series devices with packet sampling configured using tunnel-observation mpls-over-udp, sampling of a malformed packet can cause the Kernel Routing Table (KRT) queue to become stuck. KRT is the module within…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.012 (64.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Junos — versions 17.2x75, 18.1, 18.2
Juniper Ptx1000
Juniper Ptx10001-36mr
Juniper Ptx100016
Juniper Ptx10002
Juniper Ptx10003
Juniper Ptx10004
Juniper Ptx10008
Juniper Ptx3000
Juniper Ptx5000

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-1679?: CVE-2020-1679 is a high-severity vulnerability in Juniper Junos, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2020-10-16.
How severe is CVE-2020-1679?: High severity. CVSS v3 base score is 7.5 out of 10.