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Null Session

nounverified· unreviewed·updated Aug 30, 2026

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

Known as Anonymous Logon, it is a way of letting an anonymous user retrieve information such as user names and shares over the network or connect without authentication. It is used by applications such as explorer.exe to enumerate shares on remote servers.

MWESANS Glossary of Security Terms

Classifications

per-axis with provenance

Entity Type

Vulnerability0%rule-basedmulti_axis_classifier_low_confidence.v1

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Sensitivity

Regulated65%llm-generatedllm:claude-haiku-4-5

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Information Class

—60%llm-generatedllm:claude-haiku-4-5

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Variants

3 surface forms

plural: Null Sessions
possessive: Null Session's
pluralpossessive: Null Sessions'

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