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).
References (2)
Core 2
Core References
Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/project-zero/issues/detail?id=1059
Third Party Advisory x_refsource_misc
https://googleprojectzero.blogspot.com/2017/04/over-air-exploiting-broadcoms-wi-fi_4.html
Scores
CVSS v3
8.8
EPSS
0.0542
EPSS Percentile
90.3%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (1)
broadcom/hardmac_wi-fi_soc_firmware
6.37.34.40
Published
Apr 05, 2017
Tracked Since
Feb 18, 2026