CVE-2017-11120 Memory corruption in n/a

Critical 9.8 Published Updated

An attacker can trigger a buffer overflow in Broadcom Wi-Fi firmware via malformed RRM frames, potentially leading to code execution or denial of service.

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-2017-11120?

CVE-2017-11120 is a critical memory corruption vulnerability in Apple Iphone Os, published on 27 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.

Weakness: CWE-119

Which versions are affected by CVE-2017-11120?

It affects 3 products.

Products include Apple Iphone Os, Apple Tvos, Broadcom Bcm4355c0 Firmware.

How do I fix CVE-2017-11120?

No fix has been published for CVE-2017-11120 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-11120 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-11120 exists.

Public exploit code: 1 Exploit-DB entry.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-g3j7-grgr-pgxq.

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