01 Record

CVE-2020-1643

Junos OS: EX Series: RPD crash when executing specific "show ospf interface" commands from the CLI with OSPF authentication configured

MediumPUBLISHEDCNA: juniper

CNA base score5.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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02 Description

Junos OS: EX Series: RPD crash when executing specific "show ospf interface" commands from the CLI with OSPF authentication configured

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.35% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 28.8% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. 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

2020-07-17 18:40Z6 YR AGO

Last updated

2024-09-16 23:51Z2 YR AGO

Reserved

2019-11-04

Assigning CNA

juniper

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-755Improper Handling of Exceptional ConditionsClass

Data version

5.1

Document digest

2221560a1f6ecbcbd4a32a255817790e50bc25d36f51a51edb3d1a87f4475cef

05 Affected products

VendorProductVersionsPlatforms

Juniper NetworksJunos OS12.3X48 to < 12.3X48-D100, 14.1X53 to < 14.1X53-D140, 14.1X53-D54, 15.1 to < 15.1R7-S7, 15.1X49 to < 15.1X49-D210, 15.1X53 to < 15.1X53-D593, 16.1 to < 16.1R7-S8, 17.1 to < 17.1R2-S12, 17.2 to < 17.2R3-S4, 17.3 to < 17.3R3-S8, 17.4 to < 17.4R2-S2, 17.4R3, 18.1 to < 18.1R3-S2, 18.2 to < 18.2R2, 18.2R3, 18.2X75 to < 18.2X75-D40, 18.3 to < 18.3R1-S2, 18.3R2—

06 References

kb.juniper.nethttps://kb.juniper.net/JSA11030x_refsource_CONFIRM

07 Remediation

The following software releases have been updated to resolve this specific issue: 12.3X48-D100, 14.1X53-D140, 14.1X53-D54, 15.1R7-S7, 15.1X49-D210, 15.1X53-D593, 16.1R7-S8, 17.1R2-S12, 17.2R3-S4, 17.3R3-S8, 17.4R2-S2, 17.4R3, 18.1R3-S2, 18.2R2, 18.2X75-D40, 18.3R1-S2, 18.3R2, 18.4R1, and all subsequent releases.