SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-3446

Apple Type Services (ATS) in Apple Mac OS X before 10.7.3 does not properly manage memory for data-font files, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted font that is accessed…

HIGH 7.5EPSS 2.84%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Apple Type Services (ATS) in Apple Mac OS X before 10.7.3 does not properly manage memory for data-font files, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted font that is accessed by Font Book.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
2.84% probability · 87th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
apple/mac os x · apple/mac os x server
Source
product-security@apple.com
EPSS trend
0%3%5%26 October 2026: 2.84%26 October 202626 October 2026

EPSS 2.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.