Microsoft Windows jscript!RegExpComp::Compile Heap Overflow Exploit

There is a heap overflow in jscript.dll when compiling a regex. This issue could potentially be exploited through multiple vectors. Windows: Heap overflow in jscript!RegExpComp::Compile through IE or local network via WPAD CVE-2017-11890 There is a heap overflow in jscript.dll when compiling a...

Hashicorp vagrant-vmware-fusion 5.0.1 - Local Privilege Escalation

I recently blogged about how the installation process of version 5.0.0 of this plugin could be hihacked by a local attacker or malware in order to escalate privileges to root. Hashicorp pushed some mitigations for this issue fairly quickly but unfortunately 5.0.1 is still exploitable with a...

WebDavC2 - A WebDAV C2 Tool

WebDavC2 is a PoC of using the WebDAV protocol with PROPFIND only requests to serve as a C2 communication channel between an agent, running on the target system, and a controller acting as the actuel C2 server. Architecture WebDavC2 is composed of: a controller, written in Python, which acts as t...

Microsoft Edge Chakra JIT - BailOutOnTaggedValue Bailouts Type Confusion

Microsoft Edge Chakra JIT - BailOutOnTaggedValue Bailouts Type Confusion / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1364 1. In the Chakra's JIT compilation process, it stores variables' type information by basic block. function optb let o; if b // BASIC BLOCK a o = ; else...

Excalibur - An Eternalblue exploit payload based Powershell

Excalibur is an Eternalblue exploit based "Powershell" for the Bashbunny project. It's purpose is to reflect on how a "simple" USB drive can execute the 7 cyber kill chain. Excalibur may be used only for demostrations purposes only, and the developers are not responsible to any misuse or illeagal...

CVE-2017-15288

The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/$USER:shared/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges...

Design/Logic Flaw

The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/$USER:shared/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges...

CVE-2017-15288

The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/$USER:shared/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges...

CVE-2017-15288

The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/$USER:shared/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges...

CVE-2017-15288

CVE-2017-15288 affects the Scala compilation daemon. The root cause is weak permissions for private files in /tmp/scala-devel/${USER:shared}/scalac-compile-server-port, allowing a local user to overwrite arbitrary class files and escalate privileges. Affected branches: Scala pre-2.10.7, 2.11.x be...

CVE-2017-15288

The compilation daemon in Scala before 2.10.7, 2.11.x before 2.11.12, and 2.12.x before 2.12.4 uses weak permissions for private files in /tmp/scala-devel/$USER:shared/scalac-compile-server-port, which allows local users to write to arbitrary class files and consequently gain privileges...

Scala compilation daemon elevation of privilege vulnerability

Scala is a multi-paradigm programming language. The language has various features of object-oriented programming and functional programming. compilation daemon is one of the compilation daemons. A security vulnerability in the compilation daemon in Scala versions prior to 2.10.7, 2.11.x prior to...

Scala 2.x Privilege Escalation Vulnerability

Scala versions 2.1.6 through 2.10.6, 2.11.0 through 2.11.11, and 2.12.0 through 2.12.3 suffer from a privilege escalation vulnerability. A privilege escalation vulnerability has been identified in the Scala compilation daemon. The compile daemon is started explicitly by the fsc command, or...

ASLRay - Linux ELF x32 and x64 ASLR bypass exploit with stack-spraying

Linux ELF x32 and x64 ASLR bypass exploit with stack-spraying. Properties: ASLR bypass Cross-platform Minimalistic Simplicity Unpatchable Dependencies: Linux 2.6.12+ - will work on any x86-64 Debian-based OS BASH - the whole script Limitations: Stack needs to be executable -z execstack Binary has...

UBUNTU-CVE-2017-15022

dwarf2.c in the Binary File Descriptor BFD library aka libbfd, as distributed in GNU Binutils 2.29, does not validate the DWATname data type, which allows remote attackers to cause a denial of service bfdhashhash NULL pointer dereference, or out-of-bounds access, and application crash via a craft...

The vulnerability of the Oniguruma library, related to incorrect handling of numbers, allows attackers to cause memory corruption.

The vulnerability of the Oniguruma library arises from the incorrect processing of numbers greater than 0xff in the functions fetchtoken and fetchtokenincc during the compilation of regular expressions. Exploiting this vulnerability allows a remote attacker to cause a memory corruption by using a...

Microsoft Edge - Out-of-Bounds Access when Fetching Source Exploit

Exploit for windows platform in category dos / poc // The attached JavaScript file causes an out-of-bounds access of the source buffer when fetching the source for one of the functions during delayed compilation. The out-of-bounds value is then treated as the pointer to the source. This is likely...

The vulnerability of the Oniguruma library, related to writing beyond the buffer boundaries on the stack, allows a hacker to cause a service failure.

The vulnerability of the Oniguruma library exists due to the improper handling of the code position 0xFFFFFFFF in the unicodeunfoldkey function during the compilation of regular expressions. As a result, when the nigencunicodegetcasefoldcodesbystr function is called, 4 bytes will be written at th...

The vulnerability of the Oniguruma library, related to the use of an uninitialized variable, which allows for memory corruption to occur.

The vulnerability of the Oniguruma library arises from an incorrect change in the state of the parsecharclass function. This allows for the use of an uninitialized variable during writing to the buffer. Exploiting this vulnerability could enable a malicious actor to cause memory corruption by...

openSUSE Security Update : nodejs4 / nodejs6 (openSUSE-2017-948)

This update for nodejs4 and nodejs6 fixes the following issues : Security issues fixed : - CVE-2017-1000381: The c-ares function aresparsenaptrreply could be triggered to read memory outside of the given input buffer if the passed in DNS response packet was crafted in a particular way. bsc1044946...