Rule Category

Alert Message

Rule Explanation

Microsoft Internet Explorer 10 and 11 load different files for attempts to open a file:// URL depending on whether the file exists, which allows local users to enumerate files via vectors involving a file:// URL and an HTML5 sandbox iframe, aka "Internet Explorer Information Disclosure Vulnerability." Impact: CVSS base score 2.5 CVSS impact score 1.4 CVSS exploitability score 1.0 confidentialityImpact LOW integrityImpact NONE availabilityImpact NONE Details: Ease of Attack:

What To Look For

Known Usage

No public information

False Positives

No known false positives

Contributors

MITRE ATT&CK Framework

Tactic:

Technique:

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

CVE

Additional Links

CVE Additional Information

CVE-2016-3321
Microsoft Internet Explorer 10 and 11 load different files for attempts to open a file:// URL depending on whether the file exists, which allows local users to enumerate files via vectors involving a file:// URL and an HTML5 sandbox iframe, aka "Internet Explorer Information Disclosure Vulnerability."
Details
Severity Base Score2.5
Impact Score1.4 Exploit Score1.0
Confidentiality ImpactLOW Integrity ImpactNONE
Availability ImpactNONE Access Vector
Authentication Ease of Access