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Sid 1-42040

Message

BROWSER-IE Microsoft Edge proxy object type confusion attempt

Summary

The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7200, CVE-2016-7201, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7242, and CVE-2016-7243.

Impact

CVSS base score 7.5 CVSS impact score 5.9 CVSS exploitability score 1.6 confidentialityImpact HIGH integrityImpact HIGH availabilityImpact HIGH

CVE-2016-7240:

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-2016-7240: The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7200, CVE-2016-7201, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7242, and CVE-2016-7243.

Affected systems

  • microsoft edge *

Ease of attack

CVE-2016-7240:

Access Vector

Access Complexity

Authentication

False positives

None known

False negatives

None known

Corrective action

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.

Additional References

  • CVE-2018-4438
  • technet.microsoft.com/en-us/security/bulletin/MS16-129