DEBIAN-CVE-2019-20175

An issue was discovered in idedmacb in hw/ide/core.c in QEMU 2.4.0 through 4.2.0. The guest system can crash the QEMU process in the host system via a special SCSIIOCTLSENDCOMMAND. It hits an assertion that implies that the size of successful DMA transfers there must be a multiple of 512 the size...

Linux/x86 Encoder / Decoder Shellcode (117 bytes)

Title : Linux/x86 - Encoder - Random Bytes + XOR/SUB/NOT/ROR / Decoder - ROL/NOT/ADD/XOR execve/bin/sh Shellcode 117 bytes Author : Xenofon Vassilakopoulos Date : July, 2019 Tested on : Linux kali 5.3.0-kali2-686-pae 1 SMP Debian 5.3.9-3kali1 2019-11-20 i686 GNU/Linux Architecture : i686 GNU/Linu...

UBUNTU-CVE-2019-11045

In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP DirectoryIterator class accepts filenames with embedded \0 byte and treats them as terminating at that byte. This could lead to security vulnerabilities, e.g. in applications checking paths that the code is allowed to access...

Linux/x64 - Reverse TCP Stager Shellcode (188 bytes)

; Title: Linux/x64 - Reverse TCP Stager Shellcode 188 bytes ; Author: Lee Mazzoleni ; Tested on: Ubuntu 18.04.2 LTS ; reverse tcp stager - download and execute up to 4096 bytes of additional payload - no null bytes in this ; this code is 188 bytes total less if you delete the exit syscall at the...

CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1...

CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1...

CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1...

UBUNTU-CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1...

CVE-2019-11936

CVE-2019-11936 affects HHVM: various APC functions accept keys containing null bytes, causing input truncation. Affected versions include HHVM before 3.30.12, 4.0.0–4.8.5, 4.9.0–4.23.1, and 4.24.0–4.28.1. The Connected documents corroborate the same affected version ranges and input-truncation be...

UBUNTU-CVE-2019-18679

An issue was discovered in Squid 2.x, 3.x, and 4.x through 4.8. Due to incorrect data management, it is vulnerable to information disclosure when processing HTTP Digest Authentication. Nonce tokens contain the raw byte value of a pointer that sits within heap memory allocation. This information...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

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...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

Linux/x86 - (NOT|ROT+8 Encoded) execve(/bin/sh) null-free Shellcode (47 bytes)

Title: Linux/x86 NOT|ROT+8 Encoded execve/bin/sh null-free Shellcode 47 bytes Author: Daniel Ortiz Date: 2019-10-30 Tested on: Linux 4.18.0-25-generic 26 Ubuntu Size: 47 bytes SLAE ID: PA-9844 ----------------------- execve ------------------------------------------------ global start section .te...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

Mozilla: Incorrect HTML parsing results in XSS bypass technique

A flaw was found in Mozilla Firefox and Thunderbird where null bytes were incorrectly parsed in HTML entities. This could lead to HTML comments being treated as code which could lead to XSS in a web application or HTML entities being masked from filters...

Cross-Site Scripting (XSS)

firefox is vulnerable to cross-site scripting XSS. Failure to correctly handle null bytes when processing HTML entities results in incorrectly parsing of these entities, leading to HTML comment text being treated as HTML which could result in an XSS in a web application under certain conditions...

Unspecified Vulnerability in Mozilla Firefox and Mozilla Firefox ESR (CNVD-2019-38480)

Mozilla Firefox and Mozilla Firefox ESR are both products of the Mozilla Foundation in the U.S. Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser. A security vulnerability exists in Mozilla Firefox versions prior to 70 and...