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01 Record

CVE-2020-1631

Out of Cycle Security Advisory: Junos OS: Security vulnerability in J-Web and web based (HTTP/HTTPS) services

HighKEVPUBLISHEDCNA: juniper
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

02 Description

Out of Cycle Security Advisory: Junos OS: Security vulnerability in J-Web and web based (HTTP/HTTPS) services

03 Exploitation and scoring

Exploitation
Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2022-03-25. Federal remediation due 2022-04-15.
SSVC decision
  • ExploitationactiveCISA reports credible evidence of active exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
4.86% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 91.9% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-05-04 09:25Z6 YR AGO
Last updated
2025-10-21 23:35Z1 YR AGO
Reserved
2019-11-04
Assigning CNA
juniper
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base
  • CWE-73External Control of File Name or PathBase
Data version
5.1
Document digest
1ba69aa5d5d209e76ef766c3fa7ce3bf66527398d856cf30d92cda798b2ec076

05 Affected products

VendorProductVersionsPlatforms
Juniper NetworksJunos OS12.3 to < 12.3R12-S16, 12.3X48 to < 12.3X48-D101, 12.3X48-D105, 14.1X53 to < 14.1X53-D54, 15.1 to < 15.1R7-S7, 15.1X49 to < 15.1X49-D211, 15.1X49-D220, 16.1 to < 16.1R7-S8, 17.2 to < 17.2R3-S4, 17.3 to < 17.3R3-S8, 17.4 to < 17.4R2-S11, 17.4R3-S2, 18.1 to < 18.1R3-S10, 18.2 to < 18.2R2-S7, 18.2R3-S4, 18.3 to < 18.3R2-S4, 18.3R3-S2, 18.4 to < 18.4R1-S7, 18.4R3-S2, 19.1 to < 19.1R1-S5, 19.1R3-S1, 19.2 to < 19.2R2, 19.3 to < 19.3R2-S3, 19.3R3, 19.4 to < 19.4R1-S2, 19.4R2, 20.1 to < 20.1R1-S1, 20.1R2—

06 References

07 Remediation

The following software releases have been updated to resolve this specific issue: 12.3R12-S16, 12.3X48-D101, 12.3X48-D105, 14.1X53-D54, 15.1X49-D211, 15.1X49-D220, 15.1R7-S7, 16.1R7-S8, 17.2R3-S4, 17.4R2-S11, 17.3R3-S8, 17.4R3-S2, 18.1R3-S10, 18.2R2-S7, 18.2R3-S4, 18.3R2-S4, 18.3R3-S2, 18.4R1-S7, 18.4R3-S2, 19.1R1-S5, 19.1R3-S1, 19.2R2, 19.3R2-S3, 19.3R3, 19.4R1-S2, 19.4R2, 20.1R1-S1, 20.1R2 and all subsequent releases. Note: At the time of this publication, the following fixed releases are available for customer download: 12.3X48-D101, 15.1X49-D211, 18.2R3-S4, 18.4R3-S2, and 20.1R1-S1, the remaining fixed releases will be available in future time. 12.3X48-D101 & 15.1X49-D211 releases can be downloaded from the below URLs: 12.3X48-D101 : Branch SRX-Series Install Package (for SRX100H2, SRX110HE2, SRX210H2, SRX220H2, SRX240H2, SRX550, SRX650): junos-srxsme-12.3X48-D101-domestic.tgz https://webdownload.juniper.net/swdl/dl/secure/site/1/record/107438.html MD5 = b822376f7a385e74499b186cf28c122b SHA-1 = e6138e45bf9d29e962468e6e114e537142d4cc0d SHA-256 = b21a9ae9f5d0b0ec25180682193faba7bf54e836fda0eb78babd3df843f90e6a SRX 1000/3000-Series Install Package : junos-srx1k3k-12.3X48-D101-domestic.tgz https://webdownload.juniper.net/swdl/dl/secure/site/1/record/107436.html MD5 = b93229ea43f66b539f22ecc5a9be0f07 SHA-1 = 2c625e9bc155b9fcb4c9a1a371bba473363ee6f0 SHA-256 = 982434f9cde9492e1d80d14c43a7cdcc5261db15a11f65fa7c9881a0fc0cd3db SRX5000-Series Install Package: