Rule Document 1:5682

Rule Category

NETBIOS -- Snort has flagged on traffic on the netbios protocol, which is used to share files across a local network.

Alert Message

NETBIOS SMB Session Setup unicode andx username overflow attempt

Rule Explanation

Heap-based buffer overflow in the ISS Protocol Analysis Module (PAM), as used in certain versions of RealSecure Network 7.0 and Server Sensor 7.0, Proventia A, G, and M Series, RealSecure Desktop 7.0 and 3.6, RealSecure Guard 3.6, RealSecure Sentry 3.6, BlackICE PC Protection 3.6, and BlackICE Server Protection 3.6, allows remote attackers to execute arbitrary code via an SMB packet containing an authentication request with a long username. Impact: CVSS base score 7.5 CVSS impact score 6.4 CVSS exploitability score 10.0 confidentialityImpact PARTIAL integrityImpact PARTIAL availabilityImpact PARTIAL Details: Ease of Attack:

What To Look For

No information provided

Known Usage

No public information

False Positives

No known false positives

Contributors

Talos research team. This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology. For more information see [nvd].