Description
A NULL Pointer Dereference vulnerability in the na-grpcd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker with access to the chassis-internal network to cause a denial of service via a network message.
Published: 2026-10-14
Score: 6.7 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: Junos OS: 23.2R2-S7.7, 23.4R2-S8.13, 24.2R2-S5.5, 24.4R2-S5, 25.2R2-S2, 25.4R1-S3, 25.4R2, 26.2R1-S2, 26.2R2, 26.4R1, and all subsequent releases. Junos OS Evolved: 23.2R2-S7.7-EVO, 23.4R2-S8.11-EVO, 24.2R2-S5.6-EVO, 24.4R2-S5-EVO, 25.2R2-S2-EVO, 25.2X100-D35-EVO, 25.4R1-S3-EVO, 25.4R2-EVO, 25.4X300-D40-EVO, 26.2R1-S2-EVO, 26.2R2-EVO, 26.4R1-EVO, and all subsequent releases. Note: For Junos OS releases 23.2, 23.4, and 24.2, and Junos OS Evolved releases 23.2-EVO, 23.4-EVO, and 24.2-EVO, specific respins have been referenced. Previously published versions of these releases have been rebuilt to resolve the security vulnerabilities identified in this advisory.

Vendor Workaround

There are no known workarounds for this issue.

Tracking

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Advisories

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History

Wed, 14 Oct 2026 17:00:00 +0000

Type Values Removed Values Added
Description A NULL Pointer Dereference vulnerability in the na-grpcd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker with access to the chassis-internal network to cause a denial of service via a network message.
Title Junos OS and Junos OS Evolved: An attacker causes na-grpcd to crash when the InitialSync service is used
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published:

Updated: 2026-10-14T20:15:52.982Z

Reserved: 2026-09-28T17:33:49.410Z

Link: CVE-2026-102013

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-14T17:17:53.533

Modified: 2026-10-14T17:17:53.533

Link: CVE-2026-102013

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses