CVE•Published 2017-03-27•Modified 2026-05-13•1 article on news•6 live references•NVD data
CVE-2017-6957Broadcom · Bcm4339_soc_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
8.1
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Description
Stack-based buffer overflow in the firmware in Broadcom Wi-Fi HardMAC SoC chips, when the firmware supports CCKM Fast and Secure Roaming and the feature is enabled in RAM, allows remote attackers to execute arbitrary code via a crafted reassociation response frame with a Cisco IE (156).
Timeline
Published 2017-03-27
Modified 2026-05-13
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2017-6957Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Bcm4339 Soc Firmware"Hosts Shodan identified as running Bcm4339 Soc Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2017-6957Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2017-6957Censys host search filtered to this CVE id.
grep.app
CVE-2017-6957Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2017-6957GitHub code search for direct mentions.
Google dork
"CVE-2017-6957" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.