CVE-2017-11121 Memory corruption in n/a
Malicious Wi-Fi frames can trigger memory overflows in Broadcom firmware, causing denial of service or potential code execution.
- 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-2017-11121?
CVE-2017-11121 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, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205.
Weakness: CWE-119
Which versions are affected by CVE-2017-11121?
It affects 3 products.
Products include Apple Iphone Os, Apple Tvos, Broadcom Bcm4355c0 Firmware.
How do I fix CVE-2017-11121?
No fix has been published for CVE-2017-11121 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-2017-11121 being exploited?
There is no known exploitation of CVE-2017-11121 in the wild and no public exploit code.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-f3pv-j4q8-42fr.