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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2014-4404

Apple OS X Heap-Based Buffer Overflow Vulnerability

KEVEXPLOIT ✓HIGH 7.8EPSS 48.9%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 10 August 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Heap-based buffer overflow in IOHIDFamily in Apple iOS before 8 and Apple TV before 7 allows attackers to execute arbitrary code in a privileged context via an application that provides crafted key-mapping properties.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
48.92% probability · 99th percentile
Public exploits
1 in Exploit-DB · verified · first 2 December 2014
CISA KEV
Listed 10 February 2022 · due 10 August 2022
Weakness
CWE-787
Affected
apple/iphone os · apple/mac os x · apple/tvos
Source
product-security@apple.com
EPSS trend
0%25%50%30 October 2026: 48.92%30 October 202630 October 2026

EPSS 48.9% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2014-4404

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-35440source ↗Apple Mac OSX - IOKit Keyboard Driver Privilege Escalation (Metasploit)osx · Metasploitlocal2 December 2014yes

References

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