CVE-2020-1634

Junos OS: High-End SRX Series: Multicast traffic might cause all FPCs to reset.

Published Apr 8, 2020 CVSS 3.1 · 7.5 High EPSS 1.3% KEV · Not listed
Description
On High-End SRX Series devices, in specific configurations and when specific networking events or operator actions occur, an SPC receiving genuine multicast traffic may core. Subsequently, all FPCs in a chassis may reset causing a Denial of Service. This issue affects both IPv4 and IPv6. This issue affects: Juniper Networks Junos OS 12.3X48 version 12.3X48-D80 and later versions prior to 12.3X48-D95 on High-End SRX Series. This issue does not affect Branch SRX Series devices.

Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: 12.3X48-D95, and all subsequent releases.


Vendor Workaround

There are no viable workarounds for this issue.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2020-12502 On High-End SRX Series devices, in specific configurations and when specific networking events or operator actions occur, an SPC receiving genuine multicast traffic may core. Subsequently, all FPCs in a chassis may reset causing a Denial of Service. This issue affects both IPv4 and IPv6. This issue affects: Juniper Networks Junos OS 12.3X48 version 12.3X48-D80 and later versions prior to 12.3X48-D95 on High-End SRX Series. This issue does not affect Branch SRX Series devices.
References
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
Sep 16, 2024, 10:02 PM
Reserved
Nov 4, 2019, 12:00 AM
Status
Modified
Published
Apr 8, 2020, 8:15 PM
Modified
Jun 17, 2026, 3:02 AM