UBUNTU-CVE-2019-11763

Failure to correctly handle null bytes when processing HTML entities resulted in Firefox incorrectly parsing these entities. This could have led to HTML comment text being treated as HTML which could have led to XSS in a web application under certain conditions. It could have also led to HTML...

RUSTSEC-2019-0028 Unsound `impl Follow for bool`

The implementation of impl Follow for bool allows to reinterpret arbitrary bytes as a bool. In Rust bool has stringent requirements for its in-memory representation. Use of this function allows to violate these requirements and invoke undefined behaviour in safe code...

Linux/x86 - execve /bin/sh Shellcode (25 bytes)

Exploit Title: Linux/x86 - execve /bin/sh ShellCode 25 bytes Author: bolonobolo Vendor Homepage: None Software Link: None Tested on: Linux x86 CVE: N/A / global start section .text start: cdq ; xor edx mul edx lea ecx, eax mov esi, 0x68732f2f mov edi, 0x6e69622f push ecx ; push NULL in stack push...

Denial of Service

Overview All versions of node-static are vulnerable to a Denial of Service. The package fails to catch an exception when user input includes null bytes. This allows attackers to access http://host/%00 and crash the server. Recommendation No fix is currently available. Consider using an alternativ...

CVE-2019-2294

Usage of hard-coded magic number for calculating heap guard bytes can allow users to corrupt heap blocks without heap algorithm knowledge in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial...

CVE-2019-2294

Usage of hard-coded magic number for calculating heap guard bytes can allow users to corrupt heap blocks without heap algorithm knowledge in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial...

dovecot: improper NULL byte handling in IMAP and ManageSieve protocol parsers leads to out of bounds writes

A flaw was found in dovecot. IMAP and ManageSieve protocol parsers do not properly handle the NULL byte when scanning data in quoted strings which leads to an out of bounds heap memory write. The highest threat from this vulnerability is to data confidentiality and integrity as well as system...

dovecot: improper NULL byte handling in IMAP and ManageSieve protocol parsers leads to out of bounds writes

A flaw was found in dovecot. IMAP and ManageSieve protocol parsers do not properly handle the NULL byte when scanning data in quoted strings which leads to an out of bounds heap memory write. The highest threat from this vulnerability is to data confidentiality and integrity as well as system...

Linux/x86 - Bind TCP (port 43690) Null-Free Shellcode (53 Bytes)

---------------------- DESCRIPTION ------------------------------------- ; Title: Linux/x86 bind tcp shellcode port 43690 null-free ; Author: Daniel Ortiz ; Tested on: Linux 4.18.0-25-generic 26 Ubuntu ; Size: 53 bytes ; SLAE ID: PA-9844 section .DATA section .BSS section .TEXT global start start...

CentOS 7 : libmspack (CESA-2019:2049)

An update for libmspack is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

ALPINE-CVE-2019-11500

In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 and Pigeonhole before 0.5.7.2, protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution...

Linux/MIPS64 - Reverse (localhost:4444/TCP) Shell Shellcode (157 bytes)

/ Reverse shell shellcode for Linux MIPS64 mips64el Default port: tcp/4444 Host: localhost Date: August 19 - 2019 Author: Antonio de la Piedra Tested on: MIPS Malta - Linux debian-mips64el 4.9.0-3-5kc-malta Size: 157 bytes Compile with: gcc -fno-stack-protector -z execstack main.c -o main -g /...

Linux/x86_64 - AVX2 XOR Decoder + execve(/bin/sh) Shellcode (62 bytes)

/ ; Title : Linux/x8664 - AVX2 XOR Decoder + execve"/bin/sh" 62 bytes ; Author : Gonçalo Ribeiro @goncalor ; Website : goncalor.com ; SLAE64-ID : 1635 ; this only works on machines with a CPU that supports AVX2 instructions global start start: jmp calldecoder decoder: pop rsi lea rdi, rsi+1 ;...

Linux/x86_64 - Reverse Shell (/bin/sh) with Configurable Password Shellcode (120 bytes)

/ ; Title : Linux/x8664 - Reverse Shell /bin/sh with Password configurable 120 bytes ; Date : 2019-08-18 ; Author : Gonçalo Ribeiro @goncalor ; Website : goncalor.com ; SLAE64-ID : 1635 global start %define pass "pass" %define port 0x5c11 ; htons4444 start: jmp realstart password: db pass passlen...

CVE-2019-15145

DjVuLibre 3.5.27 allows attackers to cause a denial-of-service attack application crash via an out-of-bounds read by crafting a corrupted JB2 image file that is mishandled in JB2Dict::JB2Codec::getdirectcontext in libdjvu/JB2Image.h because of a missing zero-bytes check in libdjvu/GBitmap.h...

CVE-2019-15145

DjVuLibre 3.5.27 allows attackers to cause a denial-of-service attack application crash via an out-of-bounds read by crafting a corrupted JB2 image file that is mishandled in JB2Dict::JB2Codec::getdirectcontext in libdjvu/JB2Image.h because of a missing zero-bytes check in libdjvu/GBitmap.h...

CVE-2019-15145

DjVuLibre 3.5.27 allows attackers to cause a denial-of-service attack application crash via an out-of-bounds read by crafting a corrupted JB2 image file that is mishandled in JB2Dict::JB2Codec::getdirectcontext in libdjvu/JB2Image.h because of a missing zero-bytes check in libdjvu/GBitmap.h...

libmspack: chmd_read_headers() fails to reject filenames containing NULL bytes

chmdreadheaders in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\0' as its first or second character such as the "/\0" name...

libarchive: Out of bounds read in archive_read_support_format_7zip.c resulting in a denial of service

libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards release v3.0.2 onwards contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archivereadsupportformat7zip.c, headerbytes that can result in a crash denial of service. This attack appears to be...

ruby: Unintentional socket creation by poisoned NULL byte in UNIXServer and UNIXSocket

It was found that the UNIXSocket::open and UNIXServer::open ruby methods did not handle the NULL byte properly. An attacker, able to inject NULL bytes in the socket path, could possibly trigger an unspecified behavior of the ruby script...