A Reachable Assertion vulnerability in the Two-Way Active Measurement Protocol (TWAMP) client of Juniper Networks Junos OS allows an unauthenticated network-based attacker to cause rmopd service disruption via a specific TCP packet.

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Advisories

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Fixes

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. Note: For Junos OS releases 23.2, 23.4, and 24.2, specific respins have been referenced. Previously published versions of these releases have been rebuilt to resolve the security vulnerabilities identified in this advisory.


Workaround

There are no known workarounds for this issue.

History

Wed, 14 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Description A Reachable Assertion vulnerability in the Two-Way Active Measurement Protocol (TWAMP) client of Juniper Networks Junos OS allows an unauthenticated network-based attacker to cause rmopd service disruption via a specific TCP packet.
Title Junos OS: A remote TWAMP peer causes rmopd service disruption when TWAMP-Control is used
Weaknesses CWE-617
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published:

Updated: 2026-10-14T16:36:23.833Z

Reserved: 2026-09-28T17:35:40.524Z

Link: CVE-2026-102070

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-10-14T17:18:02.953

Modified: 2026-10-14T17:18:02.953

Link: CVE-2026-102070

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses