CVE-2017-6956

HighCVSS 8.8/10Last modified Jun 17, 2026

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

CVSS 3.0 8.8/10CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://bugs.chromium.org/p/project-zero/issues/detail?id=1059Third Party Advisory
https://googleprojectzero.blogspot.com/2017/04/over-air-exploiting-broadcoms-wi-fi_4.htmlThird Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1059Third Party Advisory
https://googleprojectzero.blogspot.com/2017/04/over-air-exploiting-broadcoms-wi-fi_4.htmlThird Party Advisory

Timeline

Published: Apr 5, 2017
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2017

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