Vulnerability CVE-2017-11120


Published: 2017-09-27   Modified: 2017-09-28

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
iPhone 7 and Samsung Galaxy S7 Wi-Fi Chip Hack
laginimaineb
28.09.2017

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Broadcom -> Bcm4355c0 firmware 
Apple -> Iphone os 
Apple -> Apple tv 
Apple -> TVOS 

 References:
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/

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