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 Edge VBScript engine memory corruption attempt

Rule Explanation

This alert occurs when an attacker attempts to exploit CVE-2019-1238. Impact: Attempted User Privilege Gain Details: Ease of Attack:

What To Look For

No information provided

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

Rule Groups

No rule groups

CVE

Additional Links

Rule Vulnerability

CVE Additional Information

CVE-2019-1238
A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka 'VBScript Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-1239.
Details
SeverityHIGH Base Score7.1
Impact Score10.0 Exploit Score3.9
Confidentiality ImpactCOMPLETE Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE Access VectorNETWORK
AuthenticationSINGLE Ease of AccessHIGH