OS-WINDOWS -- Snort has detected traffic targeting vulnerabilities in a Windows-based operating system. This does not include browser traffic or other software on the OS, but attacks against the OS itself. (such as?)
OS-WINDOWS Microsoft Windows SMB compression negotiation information leak attempt
This rule looks for large number of SMB session negotiations where SMB compression is being negotiated between client and server.
What To Look For
This rule alerts when an large number of SMB compression negotiation request packets are observed.
No public information
No known false positives
Cisco Talos Intelligence Group
MITRE ATT&CK Framework
Technique: Network Share Discovery
For reference, see the MITRE ATT&CK vulnerability types here:
Information Leakage happens when an attacker manipulates a system into revealing sensitive information, either through malformed input or by taking advantage of another feature of the system.
CVE Additional Information