CVE-2026-101949 (GCVE-0-2026-101949)

Vulnerability from cvelistv5 – Published: 2026-10-14 17:20 – Updated: 2026-10-14 20:26
VLAI
Title
Junos OS and Junos OS Evolved: In a scenario with VPN-flowspec and BMP monitoring a specific BGP update causes an rpd crash
Summary
A NULL Pointer Dereference vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated remote BGP neighbor to cause a denial of service via a VPN-flowspec BGP update if it is readvertised and BMP post-policy RIB-out monitoring is configured.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-14 19:28 UTC
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
juniper CNA under the mitre root
CNA scorecard B 85/100 over 175 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Juniper Networks Junos OS Affected: 0 , < 23.2R2-S7.7 (custom)
Affected: 23.4 , < 23.4R2-S8.13 (custom)
Affected: 24.2 , < 24.2R2-S5.5 (custom)
Affected: 24.4 , < 24.4R2-S5 (custom)
Affected: 25.2 , < 25.2R2-S2 (custom)
Affected: 25.4 , < 25.4R1-S3 (custom)
Affected: 26.2 , < 26.2R1-S2 (custom)
guessed Create a notification for this product.
Juniper Networks Junos OS Evolved Affected: 0 , < 23.2R2-S7.7-EVO (custom)
Affected: 23.4 , < 23.4R2-S8.11-EVO (custom)
Affected: 24.2 , < 24.2R2-S5.6-EVO (custom)
Affected: 24.4 , < 24.4R2-S5-EVO (custom)
Affected: 25.2 , < 25.2R2-S2-EVO (custom)
Affected: 25.4 , < 25.4R1-S3-EVO (custom)
Affected: 26.2 , < 26.2R1-S2-EVO (custom)
Affected: 23.4X100 (custom)
Affected: 25.2X100 , < 25.2X100-D35-EVO (custom)
Affected: 25.4X300 , < 25.4X300-D40-EVO (custom)
guessed Create a notification for this product.
Date Public
2026-10-14 16:00
Show details on NVD website

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}



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