CVE-2017-2391 Weak cryptography in n/a

Medium 5.3 Published Updated

Attackers can bypass PDF password protection in Apple iWork apps due to weak 40-bit RC4 encryption, exposing protected document content.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-2391?

CVE-2017-2391 is a medium-severity vulnerability in n/a, published on 2 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-326

Which versions are affected by CVE-2017-2391?

It affects 3 products.

Products include Apple Keynote, Apple Numbers, Apple Pages.

How do I fix CVE-2017-2391?

No fix has been published for CVE-2017-2391 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-2391 being exploited?

There is no known exploitation of CVE-2017-2391 in the wild and no public exploit code.

Sources

Also known as GHSA-7w6p-v52h-gg48.

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