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 chained compression out of bounds read attempt
The rule looks for exploitation of a length field validation vulnerability.
What To Look For
This rule fires upon attempts to exploit a vulnerability in the Microsoft Windows SMB compressed message chain parsing functionality that may lead to kernel information disclosure and/or denial of service.
No public information
No known false positives
Cisco Talos Intelligence Group