MikroTik btest UDP Anomalous/Fragmented Traffic (Kernel Crash Exploit)

Ibrahim Saud@tektrix

•updated Sep 24, 2026•0•0•5

Detects anomalous, oversized fragmented UDP traffic (exceeding 1400 bytes) targeting or originating from the MikroTik btest service port (2000). This behavior is indicative of attempts to trigger integer underflows, system crashes, or uninitialized memory disclosures within the btest protocol implementation.