CVE-2017-2391

What it is

An issue was discovered in certain Apple products. Pages before 6.1, Numbers before 4.1, and Keynote before 7.1 on macOS and Pages before 3.1, Numbers before 3.1, and Keynote before 3.1 on iOS are affected. The issue involves the "Export" component. It allows users to bypass iWork PDF password protection by leveraging use of 40-bit RC4.

At a glance

Exploitability

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

Exploit odds

1.0% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2017-04-02 01:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:16 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.0% in the next 30 days (EPSS).
• Severity: 5.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-04-02 01:59 UTC

Last modified

2026-06-17 01:16 UTC

Exploit probability

1.0% · EPSS, next 30 days

Weakness

CWE-326 · Inadequate encryption strength

Record status

Modified

Affected

• Apple Keynote ≤ 7.0.5
• Apple Numbers ≤ 4.0.5
• Apple Pages ≤ 6.0.5
• Apple Keynote ≤ 3.0.5
• Apple Numbers ≤ 3.0.5
• Apple Pages ≤ 3.0.5

Attack profile CVSS 3.0 · 5.3

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

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.

Read https://cve-list.com/agent/cve/CVE-2017-2391.md and follow it. Check whether this project is affected by CVE-2017-2391. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

Copy as ticket · More options · Status badge