FreeBSD 6.4 pipeclose()/knlist_cleardel() Race Condition

if 0 FreeBSD 6.4 and below are vulnerable to race condition between pipeclose and knlistcleardel resulting in NULL pointer dereference. The following code exploits vulnerability to run code in kernel mode, giving root shell and escaping from jail. endif / 29.08.2009, babcia padlina FreeBSD includ...

FreeBSD 6.4 pipeclose()/knlist_cleardel() race condition exploit

Exploit for unknown platform in category local exploits ================================================================ FreeBSD 6.4 pipeclose/knlistcleardel race condition exploit ================================================================ Title: FreeBSD 6.4 pipeclose/knlistcleardel race...

FreeBSD 6.4 - pipeclose()knlist_cleardel() Race Condition

FreeBSD 6.4 - pipecloseknlistcleardel Race Condition if 0 FreeBSD 6.4 and below are vulnerable to race condition between pipeclose and knlistcleardel resulting in NULL pointer dereference. The following code exploits vulnerability to run code in kernel mode, giving root shell and escaping from...

FreeBSD 6.4 - 'pipeclose()'/'knlist_cleardel()' Race Condition

if 0 FreeBSD 6.4 and below are vulnerable to race condition between pipeclose and knlistcleardel resulting in NULL pointer dereference. The following code exploits vulnerability to run code in kernel mode, giving root shell and escaping from jail. endif / 29.08.2009, babcia padlina FreeBSD includ...

Ubuntu Package Backdoor Using Metasploit

This video demonstrates the ease with which an attacker can create a root shell on a Linux machine using a backdoor Trojan and a Metasploit payload. Via SecurityTube...

HyperVM File Permissions Local Vulnerability

No description provided by source. HyperVM is a virtualization application that runs off a host node and can provide several Virtual Private Servers. There is a previously unreported vulnerability in HyperVM/Kloxo. It was originally documented in ISSUE 14 by an anonymous author:...

FreeBSD kevent()系统调用竞争条件漏洞

BUGTRAQ ID: 36101 FreeBSD就是一种运行在Intel平台上、可以自由使用的开放源码Unix类系统。 FreeBSD的SMP系统中的kevent系统调用存在竞争条件错误。如果本地用户生成了两个线程，其中第一个线程循环执行open和close系统调用而第二个线程循环执行kevent尝试添加无效的文件描述符，就会触发内核态的空指针引用，导致拒绝服务或运行root shell。 FreeBSD = 6.1 厂商补丁： FreeBSD ------- 目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载：...

HyperVM - File Permissions Credential Disclosure

HyperVM is a virtualization application that runs off a host node and can provide several Virtual Private Servers. There is a previously unreported vulnerability in HyperVM/Kloxo. It was originally documented in ISSUE 14 by an anonymous author: http://www.milw0rm.com/exploits/8880 It turns out th...

HyperVM - File Permissions Credential Disclosure

HyperVM - File Permissions Credential Disclosure HyperVM is a virtualization application that runs off a host node and can provide several Virtual Private Servers. There is a previously unreported vulnerability in HyperVM/Kloxo. It was originally documented in ISSUE 14 by an anonymous author:...

FreeBSD 6.1 - kqueue() Null Pointer Dereference Privilege Escalation

FreeBSD 6.1 - kqueue Null Pointer Dereference Privilege Escalation / FreeBSD include include include include include include include include include include include include int fd, kq; struct kevent kev, ke; struct timespec timeout; volatile int gotroot = 0; static void kernelcodevoid struct thre...

FreeBSD 6.1 - 'kqueue()' Null Pointer Dereference Privilege Escalation

/ FreeBSD include include include include include include include include include include include include int fd, kq; struct kevent kev, ke; struct timespec timeout; volatile int gotroot = 0; static void kernelcodevoid struct thread thread; gotroot = 1; asm "movl %%fs:0, %0" : "=r"thread ;...

FreeBSD <= 6.1 kqueue() NULL pointer dereference

FreeBSD = 6.1 suffers from classical check/use race condition on SMP systems in kevent syscall, leading to kernel mode NULL pointer dereference. It can be triggered by spawning two threads: 1st thread looping on open and close syscalls, and the 2nd thread looping on kevent, trying to add possibly...

FreeBSD 6.1 kqueue() NULL Pointer Dereference

FreeBSD include include include include include include include include include include include include int fd, kq; struct kevent kev, ke; struct timespec timeout; volatile int gotroot = 0; static void kernelcodevoid struct thread thread; gotroot = 1; asm "movl %%fs:0, %0" : "=r"thread ;...

libvirt_proxy <= 0.5.1 Local Privilege Escalation Exploit

No description provided by source. / cve-2009-0036.c libvirtproxy = 0.5.1 Local Privilege Escalation Exploit Jon Oberheide [email protected] http://jon.oberheide.org Information: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0036 Buffer overflow in the proxyReadClientSocket function in...

FreeBSD 7.0-RELEASE - Telnet Daemon Privilege Escalation

FreeBSD 7.0-RELEASE - Telnet Daemon Privilege Escalation FreeBSD 7.0-RELEASE telnet daemon local privilege escalation - And possible remote root code excution. There is a rather big bug in the current FreeBSD telnetd daemon. The environment is not properly sanitized when execution /bin/login, wha...

FreeBSD telnetd Privilege Escalation

FreeBSD 7.0-RELEASE telnet daemon local privilege escalation - And possible remote root code excution. There is a rather big bug in the current FreeBSD telnetd daemon. The environment is not properly sanitized when execution /bin/login, what leads to a possible remote root hole. The telnet protoc...

solaris/x86 setuid(0), execve(//bin/sh); exit(0) NULL Free 39 bytes

Exploit for solaris/x86 platform in category shellcode =================================================================== solaris/x86 setuid0, execve//bin/sh; exit0 NULL Free 39 bytes =================================================================== / ; sm4x 2008 ; setuid0, execve'/bin/sh',...

apcupsd overflows

The remote apcupsd, according to its version number, is vulnerable to a buffer overflow which could allow an attacker to gain a root shell on this host. OpenVAS solely relied on the version number of the remote server, so this might be a false positive OpenVAS Vulnerability Test $Id:...

rpc.nisd overflow

The remote RPC service 100300 nisd is vulnerable to a buffer overflow which allows any user to obtain a root shell on this host. SPDX-FileCopyrightText: 2008 Renaud Deraison Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

irix rpc.passwd overflow

The remote RPC service 100009 yppasswdd is vulnerable to a buffer overflow which allows any user to obtain a root shell on this host. OpenVAS Vulnerability Test $Id: sgirpcpasswd.nasl 8023 2017-12-07 08:36:26Z teissa $ Description: irix rpc.passwd overflow Authors: Renaud Deraison Copyright:...