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Sid 1-40132

Message

BROWSER-IE VBScript ADODB.Connection object use after free attempt

Summary

The OLE Automation mechanism and VBScript scripting engine in Microsoft Internet Explorer 9 through 11, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 allow 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."

Impact

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

CVE-2016-3375:

CVSS base score 7.5

CVSS impact score 5.9

CVSS exploitability score 1.6

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

CVE-2017-11913:

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-2016-3375: The OLE Automation mechanism and VBScript scripting engine in Microsoft Internet Explorer 9 through 11, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 allow 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."

CVE-2017-11913: Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how Internet Explorer handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11886, CVE-2017-11889, CVE-2017-11890, CVE-2017-11893, CVE-2017-11894, CVE-2017-11895, CVE-2017-11901, CVE-2017-11903, CVE-2017-11905, CVE-2017-11905, CVE-2017-11907, CVE-2017-11908, CVE-2017-11909, CVE-2017-11910, CVE-2017-11911, CVE-2017-11912, CVE-2017-11914, CVE-2017-11916, CVE-2017-11918, and CVE-2017-11930.

Affected systems

  • microsoft internet_explorer 9
  • microsoft internet_explorer 10
  • microsoft internet_explorer 11
  • microsoft windows_10 -
  • microsoft windows_10 1511
  • microsoft windows_10 1607
  • microsoft windows_7 *
  • microsoft windows_8.1 *
  • microsoft windowsrt8.1 *
  • microsoft windowsserver2008 *
  • microsoft windowsserver2008 r2
  • microsoft windowsserver2012 -
  • microsoft windowsserver2012 r2
  • microsoft windows_vista *

Ease of attack

CVE-2016-3375:

Access Vector

Access Complexity

Authentication

CVE-2017-11913:

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

  • portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-11913
  • technet.microsoft.com/en-us/security/bulletin/MS16-104