DEBIAN-CVE-2020-27799

A heap-based buffer over-read was discovered in the accuagetbe32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file...

UBUNTU-CVE-2020-27802

An floating point exception was discovered in the elflookup function in plxelf.cpp in UPX 4.0.0 via a crafted Mach-O file...

UPX 安全漏洞

UPX is a portable and extensible executable compression program. A security vulnerability exists in UPX version 4.0.0, which originates from an attacker being able to cause invalid memory address references to the adjABS function of its plxelf.cpp component via a carefully crafted Mach-O file...

UBUNTU-CVE-2020-27788

An out-of-bounds read access vulnerability was discovered in UPX in PackLinuxElf64::canPack function of plxelf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service...

PEzor-Docker - With The Help Of This Docker Image, You Can Easily Access PEzor On Your System!

With the help of this kali linux image, you can easily access PEzor on your system! Basically, this image is built from the kalilinux/kali-rolling image and then the PEzor shellcode and PE packer is installed on top of it. Sometimes, it's vital to have access to PEzor, specially in a post exploit...

Red Team lab automation

It’s not uncommon for red teamers to regularly tear down and rebuild their test labs, I know I do on a sometimes daily basis. It keeps things fresh and manageable, and now, using Infrastructure as Code IaC, we can create a consistent environment to test tools and techniques in. If we break...

F-Secure AV parsing engine 安全漏洞

F-secure F-Secure AV parsing engine is an antivirus reconnaissance engine from the Finnish company F-Secure F-Secure. A security vulnerability exists in the F-Secure antivirus engine, which can be exploited to cause a denial of service by an attacker to decompress UPX files...

The vulnerability of the `PackLinuxElf::canUnpack()` function in the `p_lx_elf.cpp` component of the UPX executable file unpacker, related to pointer swapping errors, allows a hacker to gain access to confidential data, compromise its integrity, and cause service failure.

The vulnerability of the PackLinuxElf::canUnpack function in the plxelf.cpp component of the UPX executable file unpacker is related to pointer swapping errors. Exploiting this vulnerability can allow an attacker to gain access to confidential data, compromise its integrity, and cause service...

DEBIAN-CVE-2021-30501

An assertion abort was found in upx MemBuffer::alloc in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service abort via a crafted file...

UBUNTU-CVE-2021-30501

An assertion abort was found in upx MemBuffer::alloc in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service abort via a crafted file...

Fedora: Security Advisory for upx (FEDORA-2021-737766a313)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Fedora: Security Advisory for upx (FEDORA-2021-ceb9db8de0)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

UPX 缓冲区错误漏洞

UPX is an open source executable file packaging program that supports a variety of file formats from different operating systems. A heap buffer overflow vulnerability exists in UPX version 4.0.0. The vulnerability stems from an imperfect check in plxelf.cpp. No detailed vulnerability details are...

UBUNTU-CVE-2021-20285

A flaw was found in upx canPack in plxelf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service SEGV or buffer overflow and application crash or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability...

Fedora: Security Advisory for upx (FEDORA-2021-dff7e97510)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 34 Update: upx-3.96-8.fc34

UPX is a free, portable, extendable, high-performance executable packer for several different executable formats. It achieves an excellent compression ratio and offers very fast decompression. Your executables suffer no memory overhead or other drawbacks...

[SECURITY] Fedora 32 Update: upx-3.96-8.fc32

UPX is a free, portable, extendable, high-performance executable packer for several different executable formats. It achieves an excellent compression ratio and offers very fast decompression. Your executables suffer no memory overhead or other drawbacks...

[SECURITY] Fedora 33 Update: upx-3.96-8.fc33

UPX is a free, portable, extendable, high-performance executable packer for several different executable formats. It achieves an excellent compression ratio and offers very fast decompression. Your executables suffer no memory overhead or other drawbacks...

Fedora 缓冲区错误漏洞

UPX is an open source executable file packaging program that supports a variety of file formats from different operating systems. A denial of service vulnerability exists in canPack in plxelf.cpp in UPX version 3.96. An attacker can exploit this vulnerability to cause the application to crash via...

PE-Packer - A Simple Windows X86 PE File Packer Written In C And Microsoft Assembly

PE-Packer is a simple packer for Windows PE files. The new PE file after packing can obstruct the process of reverse engineering. It will do the following things when packing a PE file: Transforming the original import table. Encrypting sections. Clearing section names. Installing the shell-entry...