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CVE-2014-1255

19
FAUCET Score

CVE-2014-1255 describes a vulnerability in Apple Type Services (ATS) within Apple OS X prior to version 10.9.2. This flaw allows attackers to bypass the App Sandbox protection mechanism by sending specially crafted Mach messages, due to improper validation of free function calls. With a CVSS score of 7.5, this vulnerability is rated as high severity, indicating potential for partial confidentiality, integrity, and availability impacts. It can be exploited remotely with low attack complexity, requiring no authentication. There is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting it has not garnered significant attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.9.1CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
10.9CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.9:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.59%
Probability of exploitation in next 30 days
EPSS Percentile
73.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0159 is in the 55th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

support.apple.com / kb/HT6150
Vendor Advisory