CVE-2017-16873

It is possible to exploit an unsanitized PATH in the suid binary that ships with vagrant-vmware-fusion 4.0.25 through 5.0.4 in order to escalate to root privileges...

CVE-2017-16873

It is possible to exploit an unsanitized PATH in the suid binary that ships with vagrant-vmware-fusion 4.0.25 through 5.0.4 in order to escalate to root privileges...

glibc ld.so - Memory Leak / Buffer Overflow Vulnerability

Exploit for linux platform in category local exploits Qualys Security Advisory Buffer overflow in glibc's ld.so ======================================================================== Contents ======================================================================== Summary Memory Leak Buffer...

Qualys Security Advisory - GNU C Library Memory Leak / Buffer Overflow

Qualys Security Advisory Buffer overflow in glibc's ld.so ======================================================================== Contents ======================================================================== Summary Memory Leak Buffer Overflow Exploitation Acknowledgments...

Hashicorp vagrant-vmware-fusion 4.0.24 - Local root Privilege Escalation Exploit

Exploit for macOS platform in category local exploits I have previously disclosed a couple of bugs in Hashicorp's vagrant-vmware-fusion plugin for vagrant. Unfortunately the 4.0.23 release which was supposed to fix the previous bug I reported didn't address the issue, so Hashicorp quickly put out...

Hashicorp vagrant-vmware-fusion 4.0.24 - Local Privilege Escalation

Hashicorp vagrant-vmware-fusion 4.0.24 - Local Privilege Escalation I have previously disclosed a couple of bugs in Hashicorp's vagrant-vmware-fusion plugin for vagrant. Unfortunately the 4.0.23 release which was supposed to fix the previous bug I reported didn't address the issue, so Hashicorp...

RHEL 7 : kernel (RHSA-2017:2793)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2017:2793 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A flaw was found in the way the Linux kernel...

RHEL 6 : kernel (RHSA-2017:2797)

An update for kernel is now available for Red Hat Enterprise Linux 6.6 Advanced Update Support and Red Hat Enterprise Linux 6.6 Telco Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base...

kernel: load_elf_ binary() does not take account of the need to allocate sufficient space for the entire binary

A flaw was found in the way the Linux kernel loaded ELF executables. Provided that an application was built as Position Independent Executable PIE, the loader could allow part of that application's data segment to map over the memory area reserved for its stack, potentially resulting in memory...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 5.9 Long Life. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

NTP - Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2015/NtpCronjobUserNtpToRootPrivilegeEscalation/ Introduction Problem description: The cronjob script bundled with ntp package is intended to perform cleanup on statistics files produced by NTP daemon...

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain SUID...

Man-db 2.6.7.1 Privilege Escalation

/ EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

Man-db 2.6.7.1 - Privilege Escalation Exploit

Exploit for linux platform in category local exploits / EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

Ubuntu 15.10 - 'USERNS ' Overlayfs Over Fuse Privilege Escalation

Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain SUID binaries, but those cannot be used to gain privileges due t...

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain...

IBM AIX 5.3/6.1/7.1/7.2 - 'lquerylv' Privilege Escalation Exploit

Exploit for linux platform in category local exploits !/usr/bin/sh AIX lquerylv 5.3, 6.1, 7.1, 7.2 local root exploit. Tested against latest patchset 7100-04 This exploit takes advantage of known issues with debugging functions within the AIX linker library. We are taking advantage of known...

Apple macOS 10.12 - 'task_t' Local Privilege Escalation

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=837 TL;DR you cannot hold or use a task struct pointer and expect the euid of that task to stay the same. Many many places in the kernel do this and there are a great many very exploitable bugs as a result. taskt is just a typedef...

Mach Race OSX - Local Privilege Escalation

Mach Race OSX - Local Privilege Escalation Source: https://github.com/gdbinit/machrace Mach Race OS X Local Privilege Escalation Exploit c fG! 2015, 2016, [email protected] - https://reverse.put.as A SUID, SIP, and binary entitlements universal OS X exploit CVE-2016-1757. Usage against a SUID binar...

Apple Mac OSX / iOS - SUID Binary Logic Error Kernel Code Execution

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=676 tl;dr The code responsible for loading a suid-binary following a call to the execve syscall invalidates the task port after first swapping the new vmmap into the old task object leaving a short race window where we can manipula...