CVE-2013-4936: Wireshark

Medium severity, CVSS 5.0. EPSS: 3% chance of exploitation in the next 30 days.

The IsDFP_Frame function in plugins/profinet/packet-pn-rt.c in the PROFINET Real-Time dissector in Wireshark 1.10.x before 1.10.1 does not validate MAC addresses, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet.

Affected products

• Wireshark Wireshark: version 1.10.0 only

Published 2013-07-30. Last modified 2026-06-16.