CVE-2017-11120

critical

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.

References

Advisories
More

https://support.apple.com/en-us/HT208113

https://support.apple.com/en-us/HT208112

https://support.apple.com/HT208113

https://support.apple.com/HT208112

https://source.android.com/security/bulletin/2017-09-01

https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html

https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html

http://www.securityfocus.com/bid/100984

https://www.exploit-db.com/exploits/42784/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-2757

https://bugs.chromium.org/p/project-zero/issues/detail?id=1289

http://packetstormsecurity.com/files/144328/Broadcom-802.11k-Neighbor-Report-Response-Out-Of-Bounds-Write.html

Details

Source: Mitre, NVD

Published: 2017-09-28

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H