CVE-2026-102044
7.5HighPublished 14 Oct 2026 · NVD status: Awaiting Analysis · AI triage by gemini-3.8-flash
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Impact
- High impact on availability
- Weakness
- CWE-617
Impact
A configured BGP-LS peer can crash the routing protocol daemon (rpd), causing a complete denial of service. The attacker needs an established BGP-LS session to send a malformed update.
Root cause
The rpd process hits a reachable assertion failure when processing a specific BGP-LS update.
Affected systems
Versions not listed — check the vendor advisory.
CVSS v3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Fix & remediation
Upgrade to the fixed Junos OS / Junos OS Evolved releases specified in JSA112187. As an interim workaround, tear down or disable sessions with untrusted BGP-LS peers.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
A Reachable Assertion vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP-LS peer to cause a denial of service via a BGP-LS update.