Rule Document 1:33825

Rule Category

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?)

Alert Message

OS-WINDOWS Microsoft Windows SMB NTLM NULL session attempt

Rule Explanation

This rule looks for a null NTLM session.

What To Look For

This rule alerts on a null NTLM session setup over SMB.

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

Rule Groups

MITRE::ATT&CK Framework::Enterprise::Reconnaissance::Gather Victim Host Information

Adversaries may gather information about the victim's hosts that can be used during targeting. Information about hosts may include a variety of details, including administrative data (ex: name, assigned IP, functionality, etc.) as well as specifics regarding its configuration (ex: operating system, language, etc.).

Vulnerability::Severity::Medium

CVE

CVE-2000-0347

Rule Vulnerability

N/A

Not Applicable

CVE Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.

CVE-2000-0347

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