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 mutated scope with generator memory corruption attempt

Rule Explanation

The VBScript engine in Microsoft Internet Explorer 11 allows remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability." This vulnerability is different from those described in CVE-2017-0018, and CVE-2017-0037. Impact: CVSS base score 4.3 CVSS impact score 1.4 CVSS exploitability score 2.8 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

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-2017-0049
The VBScript engine in Microsoft Internet Explorer 11 allows remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability." This vulnerability is different from those described in CVE-2017-0018, and CVE-2017-0037.
Details
Severity Base Score4.3
Impact Score1.4 Exploit Score2.8
Confidentiality ImpactLOW Integrity ImpactNONE
Availability ImpactNONE Access Vector
Authentication Ease of Access