SysWhispers - AV/EDR Evasion Via Direct System Calls

SysWhispers helps with evasion by generating header/ASM files implants can use to make direct system calls. All core syscalls are supported from Windows XP to 10. Example generated files available in example-output/. Introduction Various security products place hooks in user-mode APIs which allow...

Cisco Data Center Network Manager importTS Command Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco Data Center Network Manager. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the...

Corel Parallels Desktop Command Injection Vulnerability

Corel Parallels Desktop is a suite of virtual machine software for the macOS platform from Corel Canada. A command injection vulnerability exists in Corel Parallels Desktop that originates when the program makes a direct system call without properly validating a user-submitted string. A local...

Parallels Desktop Command Injection Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Parallel...

DEBIAN-CVE-2019-19813

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

CVE-2019-19813

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

CVE-2019-19813

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

CVE-2019-19813

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

(0Day) Microsoft Windows WebDAV Path Parsing Command Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of...

Design/Logic Flaw

In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in trymergefreespace in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the...

Kernel update: Virtuozzo ReadyKernel patch 92.0 for Virtuozzo 7.0 and Virtuozzo Infrastructure Platform 2.5, 3.0

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to the kernels 3.10.0-693.21.1.vz7.48.2 Virtuozzo 7.0.7 HF3, 3.10.0-862.9.1.vz7.63.3 Virtuozzo 7.0.8, 3.10.0-862.11.6.vz7.64.7 Virtuozzo 7.0.8 HF1, 3.10.0-862.20.2.vz7.73.24 Virtuozzo 7.0.9 and Virtuozz...

CVE-2015-3166

The snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 does not properly handle system-call errors, which allows attackers to obtain sensitive information or have other unspecified impact via unknown vectors, a...

CVE-2015-3166

The snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 does not properly handle system-call errors, which allows attackers to obtain sensitive information or have other unspecified impact via unknown vectors, a...

CVE-2015-3166

CVE-2015-3166 affects PostgreSQL; the snprintf implementation fails to properly handle errors from system calls, which can lead to information disclosure or other unspecified impact via out-of-memory scenarios. Affected versions include PostgreSQL releases before 9.0.20, 9.1.x before 9.1.16, 9.2....

Dr. Memory - Memory Debugger For Windows, Linux, Mac, And Android

Dr. Memory is a memory monitoring tool capable of identifying memory-related programming errors such as accesses of uninitialized memory, accesses to unaddressable memory including outside of allocated heap units and heap underflow and overflow, accesses to freed memory, double frees, memory leak...

The vulnerability of the Linux operating system’s kernel, related to resource management errors, allows attackers to trigger service failures.

The vulnerability of the Linux operating system’s kernel is related to a resource management error when using the system call sigreturn. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2017-16994

The walkhugetlbrange function in 'mm/pagewalk.c' file in the Linux kernel from v4.0-rc1 through v4.15-rc1 mishandles holes in hugetlb ranges. This allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore system call...

CVE-2019-16714

In the Linux kernel before 5.2.14, rds6incinfocopy in net/rds/recv.c allows attackers to obtain sensitive information from kernel stack memory because tos and flags fields are not initialized...

Advantech WebAccess Node bwrunmie Command Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess Node. Authentication is not required to exploit this vulnerability. The specific flaw exists within bwrunmie.exe, which is accessed through the 0x2711 IOCTL in the webvrpcs proces...

CVE-2019-1549

OpenSSL 1.1.1 introduced a rewritten random number generator RNG. This was intended to include protection in the event of a fork system call in order to ensure that the parent and child processes did not share the same RNG state. However this protection was not being used in the default case. A...