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Sid 1-47099

Message

BROWSER-IE Microsoft Edge parseFloat type confusion attempt

Summary

This event is generated when an attempt is detected to exploit a known type confusion in Microsoft Edge browser.

Impact

Attempted User Privilege Gain

CVE-2018-8279:

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-2018-8279: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8125, CVE-2018-8262, CVE-2018-8274, CVE-2018-8275, CVE-2018-8301.

Affected systems

  • microsoft chakracore 1.10.0
  • microsoft edge -

Ease of attack

CVE-2018-8279:

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-2018-8279