Vulnérabilité dans les produits Moxa (18 septembre 2026)
A remote denial-of-service vulnerability has been identified in Moxa’s TN-4500B Series Ethernet switches. This flaw allows an attacker to cause a denial-of-service by exploiting a buffer overflow, requiring immediate attention and patching to prevent disruption of network services.
A remote denial-of-service vulnerability exists within Moxa’s TN-4500B Series Ethernet switches. The vulnerability allows an attacker to trigger a denial-of-service attack by exploiting a buffer overflow. This means an attacker can potentially overwhelm the switch and disrupt network connectivity. Moxa has released a security advisory to address this issue.
To obtain the necessary security updates and patches, refer to the Moxa security advisory: https://www.moxa.com/en/support/product-support/security-advisory/mpsa-252620-cve-2026-15579-out-of-bounds-write-vulnerability-in-ethernet-switch. The advisory details the specific steps required to remediate the vulnerability.