cbcvebase.
CVE-2018-1015
published 2018-04-12

CVE-2018-1015: A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts, aka "Microsoft Graphics Remote…

PriorityP259high8.8CVSS 3.0
AVNACLPRNUIRSUCHIHAH
EPSS
23.26%
97.7th percentile
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

21 ranges
VendorProductVersion rangeFixed in
microsoftwindows_10——
microsoftwindows_10——
microsoftwindows_10——
microsoftwindows_10——
microsoftwindows_server_2008——
microsoftwindows_server_2012——
microsoftwindows_server_2016——
msrcwindows_10——
msrcwindows_10_version_1511——
msrcwindows_10_version_1607——
msrcwindows_10_version_1703——
msrcwindows_10_version_1709——
msrcwindows_7——
msrcwindows_8.1——
msrcwindows_rt_8.1——
msrcwindows_server_2008——
msrcwindows_server_2008_r2——
msrcwindows_server_2012——
msrcwindows_server_2012_r2——
msrcwindows_server_2016——
msrcwindows_server_version_1709——

Detection & IOCsextracted from sources · hover to see the quote

  • →Attack vector: web-based — attacker hosts a specially crafted website with malicious embedded fonts to trigger the vulnerability when a user visits the page ↗
  • →Attack vector: file-sharing — attacker delivers a specially crafted document file containing malicious embedded fonts; monitor for suspicious document opens from untrusted sources ↗
  • →Vulnerable component is the Windows font library (handling of embedded fonts); monitor for anomalous font parsing activity or crashes in graphics/font subsystems (e.g., win32k, atmfd.dll) ↗
  • ·Exploit status is rated 'Exploitation More Likely' for both latest and older software releases, but no public exploit or active exploitation was confirmed at time of disclosure — prioritize patching accordingly ↗
  • ·Users with reduced privileges are less impacted, but full compromise is possible for admin-level accounts — enforce least-privilege as a compensating control ↗

CVSS provenance

nvdv3.08.8HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.09.3CRITICALAV:N/AC:M/Au:N/C:C/I:C/A:C
vendor_msrc8.8HIGH
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