CVE-2017-11120 Information

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.

CVSS Vector

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

Reference

http://packetstormsecurity.com/files/144328/Broadcom-802.11k-Neighbor-Report-Response-Out-Of-Bounds-Write.html http://www.securityfocus.com/bid/100984 https://bugs.chromium.org/p/project-zero/issues/detail?id=1289 https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html https://source.android.com/security/bulletin/2017-09-01 https://support.apple.com/en-us/HT208112 https://support.apple.com/en-us/HT208113 https://support.apple.com/HT208112 https://support.apple.com/HT208113 https://www.exploit-db.com/exploits/42784/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8