CVE-2015-1157 Denial of service in n/a

High 7.8 Published Updated

Remote attackers can cause iOS device reboots and messaging disruption by sending crafted Unicode text via SMS or WhatsApp.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2015-1157?

CVE-2015-1157 is a high-severity denial of service vulnerability in Apple Iphone Os, published on 28 May 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

CoreText in Apple iOS 8.x through 8.3 allows remote attackers to cause a denial of service (reboot and messaging disruption) via crafted Unicode text that is not properly handled during display truncation in the Notifications feature, as demonstrated by Arabic characters in (1) an SMS message or (2) a WhatsApp message.

Weakness: CWE-17

Which versions are affected by CVE-2015-1157?

It affects 3 products.

Products include Apple Iphone Os, Apple Itunes, Apple Mac Os X.

How do I fix CVE-2015-1157?

No fix has been published for CVE-2015-1157 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2015-1157 being exploited?

There is no known exploitation of CVE-2015-1157 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-r4wc-44ww-v8f2.

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