CVE-2026-22924: High severity Siemens SIMATIC CN 4100 vulnerability
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V5.0). The affected application does not properly restrict unauthenticated connections and is susceptible to resource exhaustion conditions. This could allow an attacker to disrupt normal operations or perform unauthorized actions, potentially impacting system availability and integrity.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-22924?
CVE-2026-22924 is considered a high-severity vulnerability due to its potential for unauthorized access and resource exhaustion.
How do I fix CVE-2026-22924?
To mitigate CVE-2026-22924, upgrade SIMATIC CN 4100 to version 5.0 or later to ensure unauthenticated connections are properly restricted.
What systems are affected by CVE-2026-22924?
CVE-2026-22924 affects all versions of SIMATIC CN 4100 prior to version 5.0.
What type of attacks can CVE-2026-22924 allow?
CVE-2026-22924 can allow attackers to disrupt normal operations and potentially perform unauthorized actions due to resource exhaustion.
Is there a public resource for CVE-2026-22924 details?
Yes, more information about CVE-2026-22924 can be found on Siemens' official product certification portal.