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CVE-2026-102019

CVE-2026-102019 · Junos OS and Junos OS Evolved: Malformed RIPv2 messages cause routing service disruption when RIP is enabled

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An Improper Validation of Specified Quantity in Input vulnerability in the rpd process of Juniper Networks Junos OS and Junos Evolved allows an unauthenticated adjacent attacker to cause a denial-of-service condition via a malformed RIPv2 message.

CVSS 7.1 · High · EPSS 0.3% · Fix available

Published
Updated

Affected products and versions

  • junos os

    Versions
    • ≥ 0, < 23.2R2-S7.7: Affected (custom)
    • ≥ 23.4, < 23.4R2-S8.13: Affected (custom)
    • ≥ 24.2, < 24.2R2-S5.5: Affected (custom)
    • ≥ 24.4, < 24.4R2-S5: Affected (custom)
    • ≥ 25.2, < 25.2R2-S2: Affected (custom)
    • ≥ 25.4, < 25.4R1-S3: Affected (custom)
    • ≥ 26.2, < 26.2R1-S2: Affected (custom)

    Update to 23.2R2-S7.7

  • junos os evolved

    Versions
    • ≥ 0, < 23.2R2-S7.7-EVO: Affected (custom)
    • ≥ 23.4, < 23.4R2-S8.11-EVO: Affected (custom)
    • ≥ 24.2, < 24.2R2-S5.6-EVO: Affected (custom)
    • ≥ 24.4, < 24.4R2-S5-EVO: Affected (custom)
    • ≥ 25.2, < 25.2R2-S2-EVO: Affected (custom)
    • ≥ 25.4, < 25.4R1-S3-EVO: Affected (custom)
    • ≥ 26.2, < 26.2R1-S2-EVO: Affected (custom)
    • 23.4X100: Affected (custom)
    • ≥ 25.2X100, < 25.2X100-D35-EVO: Affected (custom)
    • ≥ 25.4X300, < 25.4X300-D40-EVO: Affected (custom)

    Update to 23.2R2-S7.7-EVO

Original sources

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