Apple macOS HighSierra 10.13 - ctl_ctloutput-leak Information Leak Exploit

Exploit for macOS platform in category local exploits / ctlctloutput-leak.c Brandon Azad CVE-2017-13868 While looking through the source code of XNU version 4570.1.46, I noticed that the function ctlctloutput in the file bsd/kern/kerncontrol.c does not check the return value of sooptcopyin, which...

Apple Mac OS X Memory Corruption Vulnerability (HT208535)

Apple Mac OS X is prone to a memory corruption vulnerability. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

macOS 10.13.x < 10.13.3 Multiple Vulnerabilities

The remote host is running a version of Mac OS X that is 10.13.x prior to 10.13.3. It is, therefore, affected by multiple vulnerabilities in the following components : - Audio - curl - IOHIDFamily - Kernel - LinkPresentation - QuartzCore - Sandbox - Security - WebKit - Wi-Fi Note that successful...

Apple Mac OS X Multiple Vulnerabilities-03 (HT208465)

Apple Mac OS X is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Apple Mac OS X Multiple Vulnerabilities-02 (HT208465)

Apple Mac OS X is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

MacOS process_policy stack leak through uninitialized field(CVE-2017-7154)

The syscall processpolicyscope=PROCPOLICYSCOPEPROCESS, action=PROCPOLICYACTIONGET, policy=PROCPOLICYRESOURCEUSAGE, policysubtype=PROCPOLICYRUSAGECPU, attrp=, targetpid=0, targetthreadid= causes 4 bytes of uninitialized kernel stack memory to be written to userspace. The call graph looks as follow...

macOS 10.13 (17A365) - Kernel Memory Disclosure due to Lack of Bounds Checking in AppleIntelCapriCon

Exploit for macOS platform in category dos / poc / AppleIntelCapriController::getDisplayPipeCapability reads an attacker-controlled dword value from a userclient structure input buffer which it uses to index a small array of pointers to memory to copy back to userspace. There is no bounds checkin...

macOS 10.13 (17A365) - Kernel Memory Disclosure due to Lack of Bounds Checking in 'AppleIntelCapriController::getDisplayPipeCapability'

/ AppleIntelCapriController::getDisplayPipeCapability reads an attacker-controlled dword value from a userclient structure input buffer which it uses to index a small array of pointers to memory to copy back to userspace. There is no bounds checking on the attacker supplied value allowing with so...

macOS - 'process_policy' Stack Leak Through Uninitialized Field

/ The syscall processpolicyscope=PROCPOLICYSCOPEPROCESS, action=PROCPOLICYACTIONGET, policy=PROCPOLICYRESOURCEUSAGE, policysubtype=PROCPOLICYRUSAGECPU, attrp=, targetpid=0, targetthreadid= causes 4 bytes of uninitialized kernel stack memory to be written to userspace. The call graph looks as...

CVE-2017-13848

An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the "IOKit" component. It allows attackers to execute arbitrary code in a privileged context via a crafted app...

MacOS/iOS multiple kernel UAFs due to incorrect IOKit object lifetime management in IOTimeSyncClockManagerUserClient(CVE-2017-13847)

IOTimeSyncClockManagerUserClient provides the userspace interface for the IOTimeSyncClockManager IOService. IOTimeSyncClockManagerUserClient overrides the IOUserClient::clientClose method but it treats it like a destructor. IOUserClient::clientClose is not a destructor and plays no role in the...

iOS/MacOS kernel double free due to IOSurfaceRootUserClient not respecting MIG ownership rules(CVE-2017-13861)

I have previously detailed the lifetime management paradigms in MIG in the writeups for: CVE-2016-7612 https://bugs.chromium.org/p/project-zero/issues/detail?id=926 and CVE-2016-7633 https://bugs.chromium.org/p/project-zero/issues/detail?id=954 If a MIG method returns KERNSUCCESS it means that th...

Apple macOSiOS - Multiple Kernel Use-After-Frees due to Incorrect IOKit Object Lifetime Management in IOTimeSyncClockManagerUserClient

Apple macOSiOS - Multiple Kernel Use-After-Frees due to Incorrect IOKit Object Lifetime Management in IOTimeSyncClockManagerUserClient / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1377 IOTimeSyncClockManagerUserClient provides the userspace interface for the...

Apple macOSiOS - Kernel Double Free due to Incorrect API Usage in Flow Divert Socket Option Handling

Apple macOSiOS - Kernel Double Free due to Incorrect API Usage in Flow Divert Socket Option Handling / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1373 SOFLOWDIVERTTOKEN is a socket option on the SOLSOCKET layer. It's implemented by flowdiverttokensetstruct socket so, struct...

Apple macOS/iOS - Multiple Kernel Use-After-Frees due to Incorrect IOKit Object Lifetime Management in IOTimeSyncClockManagerUserClient

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1377 IOTimeSyncClockManagerUserClient provides the userspace interface for the IOTimeSyncClockManager IOService. IOTimeSyncClockManagerUserClient overrides the IOUserClient::clientClose method but it treats it like a destructor...

macOS / iOS - Multiple Kernel Use-After-Frees due to Incorrect IOKit Object Lifetime Management in I

Exploit for multiple platform in category dos / poc Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1377 IOTimeSyncClockManagerUserClient provides the userspace interface for the IOTimeSyncClockManager IOService. IOTimeSyncClockManagerUserClient overrides the...

macOS necp_get_socket_attributes so_pcb Type Confusion

MacOS sopcb type confusion in necpgetsocketattributes CVE-2017-13855 When setsockopt is called on any socket with level SOLSOCKET and optname SONECPATTRIBUTES, necpgetsocketattributes is invoked. necpgetsocketattributes unconditionally calls sotoinpcbso: errnot necpgetsocketattributesstruct socke...

Apple macOS High Sierra 10.13 - ctl_ctloutput-leak Information Leak

Apple macOS High Sierra 10.13 - ctlctloutput-leak Information Leak / ctlctloutput-leak.c Brandon Azad CVE-2017-13868 While looking through the source code of XNU version 4570.1.46, I noticed that the function ctlctloutput in the file bsd/kern/kerncontrol.c does not check the return value of...

macOS 10.13 Authentication Bypass Remote Check (CVE-2017-13872)

The remote host is affected by an authentication bypass vulnerability. A local attacker or a remote attacker with credentials for a standard user account has the ability to blank out the root account password. This can allow an authenticated attacker to escalate privileges to root and execute...

Apple Mac OS X High Sierra Local Root Authentication Bypass Vulnerability

Apple Mac OS X High Sierra is prone to local root authentication bypass vulnerability. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only...