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CVE-2017-6956

UnknownEPSS 1.98%

Last modified

CVE-2017-6956 is a vulnerability of currently unknown severity. On the Broadcom Wi-Fi HardMAC SoC with fbt firmware, a stack buffer overflow occurs when handling an 802.11r (FT) authentication response, leading to remote code execution via a crafted access point that sends a long R0KH-ID field in a Fast BSS Transition Information Element (FT-IE).. EPSS estimates a 1.98% chance of exploitation in the next 30 days.

Description

On the Broadcom Wi-Fi HardMAC SoC with fbt firmware, a stack buffer overflow occurs when handling an 802.11r (FT) authentication response, leading to remote code execution via a crafted access point that sends a long R0KH-ID field in a Fast BSS Transition Information Element (FT-IE).

Metrics

EPSS Probability
1.98%

78.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BroadcomHardmac Wi-Fi Soc Firmware6.37.34.40

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-6956?
On the Broadcom Wi-Fi HardMAC SoC with fbt firmware, a stack buffer overflow occurs when handling an 802.11r (FT) authentication response, leading to remote code execution via a crafted access point that sends a long R0KH-ID field in a Fast BSS Transition Information Element (FT-IE).
How severe is CVE-2017-6956?
Severity scoring for CVE-2017-6956 is pending analysis. The EPSS model estimates a 1.98% probability of exploitation in the next 30 days.
How do I fix CVE-2017-6956?
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-2017-6956?

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

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Source: NVD / NIST