{"cve":"CVE-2017-6957","nvd":{"published":"2017-03-27T14:59:00.227","modified":"2026-06-17T01:23:22.760","status":"Modified","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).","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-119"],"references":["http://packetstormsecurity.com/files/141803/Broadcom-Stack-Buffer-Overflow.html","http://www.securityfocus.com/bid/97054","https://bugs.chromium.org/p/project-zero/issues/detail?id=1051","http://packetstormsecurity.com/files/141803/Broadcom-Stack-Buffer-Overflow.html","http://www.securityfocus.com/bid/97054"],"products":["broadcom:bcm4339_soc_firmware"],"source":"nvd","synced_at":"2026-10-19T20:42:09.859288039+00:00"},"epss":{"cve":"CVE-2017-6957","score":0.04588,"percentile":0.91647,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}