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Sid 1-17042

Message

FILE-OTHER Microsoft LNK shortcut arbitrary dll load attempt

Summary

Windows Shell in Microsoft Windows XP SP3, Server 2003 SP2, Vista SP1 and SP2, Server 2008 SP2 and R2, and Windows 7 allows local users or remote attackers to execute arbitrary code via a crafted (1) .LNK or (2) .PIF shortcut file, which is not properly handled during icon display in Windows Explorer, as demonstrated in the wild in July 2010, and originally reported for malware that leverages CVE-2010-2772 in Siemens WinCC SCADA systems.

Impact

CVSS base score 9.3 CVSS impact score 10.0 CVSS exploitability score 8.6 confidentialityImpact COMPLETE integrityImpact COMPLETE availabilityImpact COMPLETE

CVE-2010-2568:

CVSS base score 9.3

CVSS impact score 10.0

CVSS exploitability score 8.6

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

CVE-2015-0096:

CVSS base score 9.3

CVSS impact score 10.0

CVSS exploitability score 8.6

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

CVE-2017-8464:

CVSS base score 8.8

CVSS impact score 5.9

CVSS exploitability score 2.8

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Detailed information

CVE-2010-2568: Windows Shell in Microsoft Windows XP SP3, Server 2003 SP2, Vista SP1 and SP2, Server 2008 SP2 and R2, and Windows 7 allows local users or remote attackers to execute arbitrary code via a crafted (1) .LNK or (2) .PIF shortcut file, which is not properly handled during icon display in Windows Explorer, as demonstrated in the wild in July 2010, and originally reported for malware that leverages CVE-2010-2772 in Siemens WinCC SCADA systems.

CVE-2015-0096: Untrusted search path vulnerability in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a Trojan horse DLL in the current working directory, leading to DLL loading during Windows Explorer access to the icon of a crafted shortcut, aka "DLL Planting Remote Code Execution Vulnerability."

CVE-2017-8464: Windows Shell in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows local users or remote attackers to execute arbitrary code via a crafted .LNK file, which is not properly handled during icon display in Windows Explorer or any other application that parses the icon of the shortcut. aka "LNK Remote Code Execution Vulnerability."

Affected systems

  • microsoft windows2003server *
  • microsoft windows_7 -
  • microsoft windowsserver2003 *
  • microsoft windowsserver2008 *
  • microsoft windowsserver2008 -
  • microsoft windowsserver2008 r2
  • microsoft windows_vista *
  • microsoft windows_vista -
  • microsoft windows_xp *
  • microsoft windows_xp -
  • microsoft windows_8 -
  • microsoft windows_8.1 -
  • microsoft windows_rt -
  • microsoft windowsrt8.1 -
  • microsoft windowsserver2012 -
  • microsoft windowsserver2012 r2
  • microsoft windows_10 1511
  • microsoft windows_10 1607
  • microsoft windows_10 1703
  • microsoft windows_8 *
  • microsoft windows_8.1 *
  • microsoft windows_8.1 rt
  • microsoft windowsserver2016 *

Ease of attack

CVE-2010-2568:

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

CVE-2015-0096:

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

CVE-2017-8464:

Access Vector

Access Complexity

Authentication

False positives

None known

False negatives

None known

Corrective action

Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

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

  • technet.microsoft.com/en-us/security/bulletin/ms10-046
  • technet.microsoft.com/en-us/security/bulletin/MS15-020