cvedb.io
CVE-2024-39540
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2024-07-11T17:15:12.883 · Last modified 2026-06-17T07:42:10.067

Summary

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). When an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage. This issue affects Junos OS: 21.2 releases from 21.2R3-S5 before 21.2R3-S6. This issue does not affect earlier or later releases.

Affected products

juniper — junos

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.