Rule Category

FILE-OFFICE -- Snort detected traffic targeting vulnerabilities in files belonging to the Microsoft Office suite of software (Excel, PowerPoint, Word, Visio, Access, Outlook, etc.).

Alert Message

FILE-OFFICE Microsoft Office Excel shared strings memory corruption attempt

Rule Explanation

Microsoft Excel 2007 SP3, Office Compatibility Pack SP3, Excel Viewer, and Excel Services on SharePoint Server 2007 SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted document, aka "Microsoft Office Memory Corruption Vulnerability." This vulnerability is different from those described in CVE-2017-0019, CVE-2017-0020, CVE-2017-0030, CVE-2017-0031, CVE-2017-0052, and CVE-2017-0053. Impact: CVSS base score 7.8 CVSS impact score 5.9 CVSS exploitability score 1.8 confidentialityImpact HIGH integrityImpact HIGH availabilityImpact HIGH 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-2017-0006
Microsoft Excel 2007 SP3, Office Compatibility Pack SP3, Excel Viewer, and Excel Services on SharePoint Server 2007 SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted document, aka "Microsoft Office Memory Corruption Vulnerability." This vulnerability is different from those described in CVE-2017-0019, CVE-2017-0020, CVE-2017-0030, CVE-2017-0031, CVE-2017-0052, and CVE-2017-0053.
Details
Severity Base Score7.8
Impact Score5.9 Exploit Score1.8
Confidentiality ImpactHIGH Integrity ImpactHIGH
Availability ImpactHIGH Access Vector
Authentication Ease of Access