Broadcom: OOB write when handling 802.11k Neighbor Report Response(CVE-2017-11120)

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...

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-2017-11120

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...

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...

CVE-2017-11120: Improper Restriction of Operations within the Bounds of a Memory Buffer

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: Improper Restriction of Operations within the Bounds of a Memory Buffer

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...

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...

Broadcom 802.11r (FT) Reassociation Response Overflows Vulnerability

Broadcom suffers from multiple overflow vulnerabilities when handling 802.11r FT Reassociation Response. 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. Thes...

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...