CRITICALCVSS v3.1 9.8Actively exploited · CISA KEV since 2022-03-25Vulnerability

CVE-2020-1631

A path traversal vulnerability in the HTTP/HTTPS service used by J-Web, Web Authentication, Dynamic-VPN (DVPN), Firewall Authentication Pass-Through with Web-Redirect, and Zero Touch Provisioning (ZTP) allows an unauthenticated attacker to perform remote code execution.

Properties

Euvd product
Junos OS
Vulnerability name
Juniper Junos OS Path Traversal Vulnerability
First seen
2025-10-21T23:35:44+00:00
Cvss score
9.8
Epss score
0.04865
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-04-15
Euvd assigner
juniper
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2022-03-25T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2022-03-25
Score
9.8
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Juniper Networks
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
8.8

Related Entities (281 · showing 24)

AFFECTS_PRODUCT (277 · showing 20)

→[Product]cpe:2.3:o:juniper:junos:12.3x48:d85:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.2:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.2:r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.3:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r2-s1:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.3:r1-s2:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.2:r1-s2:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.3:r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.1:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r1-s2:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r1-s5:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.3:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r2-s3:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r1-s1:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r2-s2:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r1-s3:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.2:r1-s3:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:*
→[Product]cpe:2.3:o:juniper:junos:18.4:r3:*:*:*:*:*:*

HAS_WEAKNESS (2)

→[Weakness]External Control of File Name or Path
→[Weakness]Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

DESCRIBES (1)

←[KEVEntry]Juniper Junos OS Path Traversal Vulnerability

INVOLVES (1)

←[Signal]kev_added · 2022-03-25

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CVE-2020-1631 (CVSS v3.1 9.8) — Ninja Signal Threat Intelligence | Ninja Signal