CVE-2017-6956

8.8 HIGH
Published: April 05, 2017 Modified: May 13, 2026
View on NVD

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).

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1059
Source: cve@mitre.org
Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1059
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://googleprojectzero.blogspot.com/2017/04/over-air-exploiting-broadcoms-wi-fi_4.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
2.0%
78th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

broadcom