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Sid 1-46204

Message

BROWSER-IE Microsoft Internet Explorer array use after free attempt

Summary

This event is generated when a use-after free case using array is triggered with JavaScript in Microsoft Internet Explorer.

Impact

Attempted User Privilege Gain

CVE-2018-1018:

CVSS base score 7.5

CVSS impact score 5.9

CVSS exploitability score 1.6

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Detailed information

CVE-2018-1018: A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This affects Internet Explorer 11. This CVE ID is unique from CVE-2018-0870, CVE-2018-0991, CVE-2018-0997, CVE-2018-1020.

Affected systems

  • microsoft internet_explorer 11

Ease of attack

CVE-2018-1018:

Access Vector

Access Complexity

Authentication

False positives

False negatives

Corrective action

Contributors

  • Cisco's Talos Intelligence Group

Additional References

  • portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2018-1018