The SMB1 protocol implementation in Samba 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not recognize the โserver signing = mandatoryโ setting, which allows man-in-the-middle attackers to spoof SMB servers by modifying the client-server data stream.
5.5 Medium
AI Score
Confidence
0.003 Low
EPSS
Percentile
66.0%