Broadcom: Multiple overflows when handling 802.11r (FT) Reassociation Response(CVE-2017-11121)

Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile devices and Wi-Fi routers, and are capable of handling many Wi-Fi related events without delegating to the host OS. In order to allow fast roaming between access...

CVE-2017-11120

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...

CVE-2017-11121

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205...

Buffer overflow

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...

Stack overflow

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205...

iPhone 7 and Samsung Galaxy S7 Wi-Fi Chip Hack Vulnerability

Exploit for hardware platform in category remote exploits Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile devices and Wi-Fi routers, and are capable of handling many Wi-Fi related events without delegating to t...

Over The Air - Vol. 2, Pt. 1: Exploiting The Wi-Fi Stack on Apple Devices

Posted by Gal Beniamini, Project Zero Earlier this year we performed research into Broadcom’s Wi-Fi stack. Due to the ubiquity of Broadcom’s stack, we chose to conduct our prior research through the lens of one affected family of products -- the Android ecosystem. To paint a more complete picture...

CVE-2017-11120

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...

CVE-2017-11121

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205...

CVE-2017-11121

CVE-2017-11121 affects Broadcom BCM4355C0 Wi‑Fi chips (and related devices). Malicious over‑the‑air Fast Transition frames can trigger internal Wi‑Fi firmware heap and/or stack overflows, potentially causing denial of service or other effects. Documents specify the root cause as memory corruption...

CVE-2017-11120

CVE-2017-11120 affects Broadcom BCM4355C0 Wi‑Fi firmware. An attacker can send crafted 802.11k Neighbor Report Responses (NRREP) to trigger a heap-based buffer overrun in the Wi‑Fi firmware, via an overflow in NRREP data handling and an exploitable NRREP/BA interaction primitive. The exploit reli...

Remote Wi-Fi Attack Backdoors iPhone 7

Google on Tuesday disclosed details and a proof-of-concept exploit for a Wi-Fi firmware vulnerability in Broadcom chipsets patched this week in iOS 11. The attack enables code execution and persistent presence on a compromised device. “The exploit gains code execution on the Wi-Fi firmware on the...

Google Researcher Publishes PoC Exploit for Apple iPhone Wi-Fi Chip Hack

You have now another good reason to update your iPhone to newly released iOS 11—a security vulnerability in iOS 10 and earlier now has a working exploit publicly available. Gal Beniamini, a security researcher with Google Project Zero, has discovered a security vulnerability CVE-2017-11120 in...

SCUTUM - Linux Automatic ARP (TCP / UDP / ICMP) Firewall

SCUTUM - Linux Automatic ARP TCP / UDP / ICMP Firewall Current Version Change log: 1. Added Self-Upgrading Function, now users can execute self-upgrading with $ sudo scutum --upgrade 2. Added AVALON Framework Self-Upgrading function included when using "--upgrade" parameter Recent Changes: 1...

Broadcom 802.11v WNM Sleep Mode Response Heap Overflow Vulnerability

Broadcom suffers from a heap overflow vulnerability when handling 802.11v WNM Sleep Mode Response. Broadcom: Heap overflow when handling 802.11v WNM Sleep Mode Response CVE-2017-7065 Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are...

Apple iOS 10.2 - Broadcom Out-of-Bounds Write when Handling 802.11k Neighbor Report Response

Apple iOS 10.2 - Broadcom Out-of-Bounds Write when Handling 802.11k Neighbor Report Response Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1289 The exploit gains code execution on the Wi-Fi firmware on the iPhone 7. The exploit has been tested against the Wi-Fi firmware as...

Apple iOS 10.2 - Broadcom Out-of-Bounds Write when Handling 802.11k Neighbor Report Response

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1289 The exploit gains code execution on the Wi-Fi firmware on the iPhone 7. The exploit has been tested against the Wi-Fi firmware as present on iOS 10.2 14C92, but should work on all versions of iOS up to 10.3.3 included. However...

Apple assembleBGScanResults Heap Overflow Vulnerability

Exploit for macOS platform in category dos / poc Apple: Heap overflow in "assembleBGScanResults" when handling ioctl results CVE-2017-7105 Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile devices and Wi-Fi...

Apple setVendorIE Heap Overflow / Information Disclosure Vulnerabilities

Exploit for macOS platform in category dos / poc Apple: Heap overflow and information disclosure in "setVendorIE" when handling ioctl results CVE-2017-7110 Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile device...

Apple updateRateSetAsyncCallback Heap Overflow Vulnerability

Exploit for macOS platform in category dos / poc Apple: Heap overflow in "updateRateSetAsyncCallback" when handling ioctl results CVE-2017-7108 Broadcom produces Wi-Fi HardMAC SoCs which are used to handle the PHY and MAC layer processing. These chips are present in both mobile devices and Wi-Fi...