Vulnerability Details : CVE-2016-7256
atmfd.dll in the Windows font library in Microsoft 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, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allows remote attackers to execute arbitrary code via a crafted web site, aka "Open Type Font Remote Code Execution Vulnerability."
Vulnerability category: Execute code
Products affected by CVE-2016-7256
- cpe:2.3:o:microsoft:windows_vista:-:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10_1511:-:*:*:*:*:*:*:*
CVE-2016-7256 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Microsoft Windows Open Type Font Remote Code Execution Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts. An attacker who successfully exploits this vulnerability could take control of the affected system.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2016-7256
Added on
2022-05-25
Action due date
2022-06-15
Exploit prediction scoring system (EPSS) score for CVE-2016-7256
55.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7256
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-02-10 |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | 2024-07-02 |
References for CVE-2016-7256
-
https://twitter.com/da5ch0/status/820161895269277696
dash cHVuY2ggbmF6aXM= on Twitter: "for CVE-2016-7256, the parsing is done now in a less privileged context in AC, but fonts aren't always intercepted by AC… "Broken Link
-
http://www.securitytracker.com/id/1037243
Microsoft Graphics Component Flaws Let Remote Users Execute Arbitrary Code and Obtain Potentially Sensitive Information - SecurityTrackerBroken Link;Third Party Advisory;VDB Entry
-
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-132
Microsoft Security Bulletin MS16-132 - Critical | Microsoft DocsPatch;Vendor Advisory
-
http://www.securityfocus.com/bid/94156
Microsoft Windows Open Type Font CVE-2016-7256 Remote Code Execution VulnerabilityBroken Link;Third Party Advisory;VDB Entry
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