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Apple · iOS

CVE-2016-4655

Apple iOS Information Disclosure Vulnerability

CISA KEV record

CISA date added
2022-05-24
CISA due date
2022-06-14
Known ransomware use
Unknown

NVD risk context

5.5 MEDIUM

CVSS is a technical severity score. CISA’s KEV status remains the evidence that this vulnerability is known to be exploited.

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Attack vector
Local
An attacker needs local access to the affected system.
Attack complexity
Low
Exploitation does not require unusual conditions beyond normal attacker control.
Privileges required
None
The attacker does not need an existing account or privileges.
User interaction
Required
A user must take an action, such as opening a file or link.

Description

The Apple iOS kernel allows attackers to obtain sensitive information from memory via a crafted application.

Required action

Apply updates per vendor instructions.

NVD reference index

Vendor and remediation references

NVD has tagged these sources as vendor advisories, patches, mitigations, or release notes.

Other NVD references (6)

MITRE CWE context

CWE classification

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

View official MITRE CWE details ↗

NVD record timing

NVD record timeline

These dates describe NVD’s record, not CISA’s KEV addition or remediation due date.

NVD published
Aug 25, 2016, 09:59 PM UTC
When NVD first published this CVE record.
NVD last updated
Jun 17, 2026, 12:47 AM UTC
When NVD last changed its analysis or record data.
Advanced: view the technical CVSS vector

This standardized code is intended for security tools and technical analysts. The plain-language risk summary above explains its main points.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

View NVD record ↗

CISA notes

https://nvd.nist.gov/vuln/detail/CVE-2016-4655