Rule Category

BROWSER-IE -- Snort has detected traffic known to exploit vulnerabilities present in the Internet Explorer browser, or products that have the Trident or Tasman engines.

Alert Message

BROWSER-IE Microsoft Internet Explorer CStr internal string use-after-free attempt

Rule Explanation

Microsoft Internet Explorer 9 through 11 and Edge allow remote attackers to obtain sensitive information via a crafted web page, aka "Microsoft Browser Information Disclosure Vulnerability," a different vulnerability than CVE-2016-3327. Impact: CVSS base score 5.3 CVSS impact score 3.6 CVSS exploitability score 1.6 confidentialityImpact HIGH 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-2016-3326
Microsoft Internet Explorer 9 through 11 and Edge allow remote attackers to obtain sensitive information via a crafted web page, aka "Microsoft Browser Information Disclosure Vulnerability," a different vulnerability than CVE-2016-3327.
Details
Severity Base Score5.3
Impact Score3.6 Exploit Score1.6
Confidentiality ImpactHIGH Integrity ImpactNONE
Availability ImpactNONE Access Vector
Authentication Ease of Access