Broadcom BCM43xx Wi-Fi chips allow remote attackers to execute arbitrary code via unspecified vectors, aka the "Broadpwn" issue.

published 2017-06-03 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18352

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 66.4%; EPSS 66.4% chance of exploitation in 30 days, percentile 99.2%
public exploits: 1; Exploit-DB

Patch / fix

distros 1

firmware-nonfree Debian 14, Debian 13, Debian 12 20180518-1

debian advisories DEBIAN-CVE-2017-9417

Timeline

2016-12-01 First public exploit (EDB-44268)
2017-06-03 Published

Exploit prediction

66.35% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

EDB-44268 Broadcom BCM43xx Wi-Fi - 'BroadPWN' Denial of Service dos, 2016-12-01

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

References

source.android.com /security/bulletin/2017-07-01
blackhat.com /us-17/briefings.html#broadpwn-remotely-compromising-android-and-ios-via-a-bug-in-broadcoms-wi-fi-chipsets
technical-description, third-party-advisory
portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-9417
securityfocus.com /bid/99482
vdb-entry
securitytracker.com /id/1038950
vdb-entry
lists.debian.org /debian-lts-announce/2018/11/msg00015.html
mailing-list
securitytracker.com /id/1039330
vdb-entry
seclists.org /fulldisclosure/2019/May/24
mailing-list
support.apple.com /kb/HT210121
seclists.org /bugtraq/2019/May/30
mailing-list

Sources

CVE List CVE-2017-9417
NVD CVE-2017-9417

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary