{"id":"CVE-2017-11120","aliases":["EUVD-2017-2757","GHSA-g3j7-grgr-pgxq"],"status":"published","title":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a...","description":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.09129,"percentile":0.95346,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2017-09-27T17:00:00Z","modified":"2026-06-17T01:01:15Z","exploits":[{"source":"exploitdb","id":"EDB-42784","title":"Apple iOS 10.2 - Broadcom Out-of-Bounds Write when Handling 802.11k Neighbor Report Response","type":"remote","platform":"ios","date":"2017-09-25","verified":true,"url":"https://www.exploit-db.com/exploits/42784"}],"products":[{"vendor":"apple","product":"iphone_os"},{"vendor":"apple","product":"tvos"},{"vendor":"broadcom","product":"bcm4355c0_firmware"}],"references":[{"url":"http://packetstormsecurity.com/files/144328/Broadcom-802.11k-Neighbor-Report-Response-Out-Of-Bounds-Write.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/100984","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://source.android.com/security/bulletin/2017-09-01","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/42784/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1289","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://support.apple.com/en-us/HT208113","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://support.apple.com/en-us/HT208112","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://support.apple.com/HT208113","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://support.apple.com/HT208112","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11120"},{"url":"https://www.exploit-db.com/exploits/42784"},{"url":"https://github.com/advisories/GHSA-g3j7-grgr-pgxq"}],"sources":{"cve":[{"id":"CVE-2017-11120","description":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.","status":"published","published":"2017-09-27T17:00:00Z","modified":"2024-08-05T17:57:58.033Z","updated_at":"2026-11-02T14:33:20.171335Z"}],"euvd":[{"id":"EUVD-2017-2757","description":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.","status":"published","published":"2017-09-27T17:00:00Z","modified":"2024-08-05T17:57:58Z","updated_at":"2026-11-03T02:23:24.20034Z"}],"ghsa":[{"id":"GHSA-g3j7-grgr-pgxq","title":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a...","description":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.","status":"published","published":"2022-05-14T01:21:36Z","modified":"2025-04-20T03:45:58Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:52.186588Z"}],"nvd":[{"id":"CVE-2017-11120","description":"On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.","status":"published","published":"2017-09-28T01:29:01.043Z","modified":"2026-06-17T01:01:15.383Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:59.716532Z"}]}}