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CVE-2017-11121

UnknownEPSS 2.79%

Last modified

CVE-2017-11121 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.79% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
2.79%

84.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BroadcomBcm4355c0 Firmware9.44.78.27.0.1.56
AppleIphone Os< 11.0
AppleTvos< 11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-11121?
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.
How severe is CVE-2017-11121?
Severity scoring for CVE-2017-11121 is pending analysis. The EPSS model estimates a 2.79% probability of exploitation in the next 30 days.
How do I fix CVE-2017-11121?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11121?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST