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 NFS Server NULL pointer dereference denial-of-service attempt

Rule Explanation

The NFS server in Microsoft Windows Server 2008 R2 and R2 SP1 and Server 2012 allows remote attackers to cause a denial of service (NULL pointer dereference and reboot) via an attempted renaming of a file or folder located on a read-only share, aka "NULL Dereference Vulnerability." Impact: CVSS base score 7.1 CVSS impact score 6.9 CVSS exploitability score 8.6 confidentialityImpact NONE integrityImpact NONE availabilityImpact NONE Details: Ease of Attack:

What To Look For

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].

MITRE ATT&CK Framework

Tactic:

Technique:

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org

CVE

Additional Links

Rule Vulnerability

CVE Additional Information

CVE-2013-1281
The NFS server in Microsoft Windows Server 2008 R2 and R2 SP1 and Server 2012 allows remote attackers to cause a denial of service (NULL pointer dereference and reboot) via an attempted renaming of a file or folder located on a read-only share, aka "NULL Dereference Vulnerability."
Details
SeverityHIGH Base Score7.1
Impact Score6.9 Exploit Score8.6
Confidentiality ImpactNONE Integrity ImpactNONE
Availability ImpactCOMPLETE Access Vector
AuthenticationNONE Ease of Access