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Sid 1-46214

Message

OS-WINDOWS Microsoft Windows TrueType font heap overflow attempt

Summary

This event is generated when a true type font file is detected attempting to exploit a heap overflow vulnerability.

Impact

Attempted User Privilege Gain

CVE-2018-1015:

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-2018-1015: A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts, aka "Microsoft Graphics Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-1010, CVE-2018-1012, CVE-2018-1013, CVE-2018-1016.

Affected systems

  • microsoft windows_10 -
  • microsoft windows_10 1511
  • microsoft windows_10 1607
  • microsoft windows_10 1703
  • microsoft windows_10 1709
  • microsoft windows_7 -
  • microsoft windows_8.1 *
  • microsoft windowsrt8.1 -
  • microsoft windowsserver2008 -
  • microsoft windowsserver2008 r2
  • microsoft windowsserver2012 -
  • microsoft windowsserver2012 r2
  • microsoft windowsserver2016 -
  • microsoft windowsserver2016 1709

Ease of attack

CVE-2018-1015:

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-2018-1015