CVE-2017-11121

9.8 CRITICAL
Published: September 28, 2017 Modified: May 13, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/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
http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.html
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/100984
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://bugs.chromium.org/p/project-zero/issues/detail?id=1291
Source: cve@mitre.org
Exploit Issue Tracking Third Party Advisory
https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://source.android.com/security/bulletin/2017-09-01
Source: cve@mitre.org
Third Party Advisory
https://support.apple.com/HT208112
Source: cve@mitre.org
Third Party Advisory
https://support.apple.com/HT208113
Source: cve@mitre.org
Third Party Advisory
https://support.apple.com/en-us/HT208112
Source: cve@mitre.org
Third Party Advisory
https://support.apple.com/en-us/HT208113
Source: cve@mitre.org
Third Party Advisory
http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/100984
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugs.chromium.org/p/project-zero/issues/detail?id=1291
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Issue Tracking Third Party Advisory
https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://source.android.com/security/bulletin/2017-09-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/HT208112
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/HT208113
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/en-us/HT208112
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/en-us/HT208113
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

20 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
2.8%
85th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

apple broadcom

Related CVEs

CVE-2026-48777 N/A
CVE-2026-47750 7.8
CVE-2026-47747 7.8
CVE-2026-46448 5.4
CVE-2026-22313 9.1