CVE-2025-27829 – Stormshield Network Security Multicast Traffic Interruption Vulnerability

The following table lists the changes that have been made to the
CVE-2025-27829 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Apr. 01, 2025

    Action Type Old Value New Value
    Added Description An issue was discovered in Stormshield Network Security (SNS) 4.3.x before 4.3.35. If multicast streams are enabled on different interfaces, it may be possible to interrupt multicast traffic on some of these interfaces. That could result in a denial of the multicast routing service on the firewall.
    Added Reference https://advisories.stormshield.eu/2025-002/
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