CVE-2014-4383

What it is

The Assets subsystem in Apple iOS before 8 and Apple TV before 7 allows man-in-the-middle attackers to spoof a device's update status via a crafted Last-Modified HTTP response header.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

1.5% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2014-09-18 10:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:09 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.5% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2014-09-18 10:55 UTC

Last modified

2026-06-17 00:09 UTC

Exploit probability

1.5% · EPSS, next 30 days

Weakness

CWE-20 · Improper input validation

Record status

Modified

Affected

• Apple Iphone Os ≤ 7.1.2
• Apple Iphone Os 7.0
• Apple Iphone Os 7.0.1
• Apple Iphone Os 7.0.2
• Apple Iphone Os 7.0.3
• Apple Iphone Os 7.0.4
• Apple Iphone Os 7.0.5
• Apple Iphone Os 7.0.6

Attack profile CVSS 2.0 · 4.3

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

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