synced 9 MIN AGO
01 Record

CVE-2020-1604

Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to evaluate certain packets

MediumPUBLISHEDCNA: juniper
CNA base score6.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

02 Description

Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to evaluate certain packets

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
0.84% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 57.7% of scored records. A rank, not a probability.
NVD base score
5.3 (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:N/I:L/A:N
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
2020-01-15 08:40Z6 YR AGO
Last updated
2024-09-16 16:43Z2 YR AGO
Reserved
2019-11-04
Assigning CNA
juniper
Record state
PUBLISHED
Severity
Medium (CVSS 6.5)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weaknesses
  • CWE-284Improper Access ControlPillar
Data version
5.1
Document digest
9307b548576867328836a51d2e0d551c9188267a653daf6c274bea099078ab81

05 Affected products

VendorProductVersionsPlatforms
Juniper NetworksJunos OS14.1X53 to < 14.1X53-D12, 14.1X53 to < 14.1X53-D52, 14.1X53 to < 14.1X53-D48, 15.1 to < 15.1R7-S3, 16.1 to < 16.1R7, 17.1 to < 17.1R3, 17.2 to < 17.2R3, 17.3 to < 17.3R2-S5, 17.3R3, 17.4 to < 17.4R2, 18.1 to < 18.1R3, 18.2 to < 18.2R2QFX5100 Series and EX4600 Series, QFX3500 Series, EX4300 Series

06 References

07 Remediation

For QFX5100 Series and EX4600 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D12 and all subsequent releases. For QFX3500 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D52 and all subsequent releases. For EX4300 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D48, 15.1R7-S3, 16.1R7, 17.1R3, 17.2R3, 17.3R2-S5, 17.3R3, 17.4R2, 18.1R3, 18.2R2, 18.3R1 and all subsequent releases.