CVE-2009-4049

CVE-2009-4049 Heap-based buffer overflow in aswRdr.sys aka the TDI RDR driver in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service memory corruption or possibly gain privileges via crafted arguments to IOCTL 0x80002024. While part of the reason as to why I di...

yari

YARI - YARA Interactive YARA 言語用のインタラクティブデバッガーで、Rustで書かれています。デバッガーは libyara を直接呼び出し、エミュレーションを避けることで最も正確な結果を得ることができます。 🚀 機能: モジュールから関数を呼び出す モジュール定数の値を取得する 複雑な式を評価する 文字列のマッチを確認する 外部変数のサポート YARA Language Server との統合 詳細については、以下を参照してください: ブログ記事 Wiki インストール 環境をセットアップするには、YLS の wiki の指示に従ってください。...

yari

YARI - YARA Interactive Interactive debugger for the YARA language written in Rust. Debugger directly calls libyara avoiding emulation to get the most accurate results. 🚀 Features: Call functions from modules Get the value of module constants Evaluate complex expressions Check the matches of...

avscript

Avast Antivirus JavaScript Interpreter NOTE: On 03/11/2020 Avast announced they had decided to disable this interpreter globally! The main Avast antivirus process is called AvastSvc.exe, which runs as SYSTEM. That service loads the low level antivirus engine, and analyzes untrusted data received...

CVE-2025-3500-Poc

Lab: CVE-2025-3500 - Integer Overflow in Avast Antivirus Privilege Escalation Download Download Lab ZIP : https://github.com/chicken3962/CVE-2025-3500-Poc/releases/download/Release/cve-2025-3500.zip 🚀 Overview This repository provides a lab environment for researching CVE-2025-3500, an integer...

PrettyPrague

PrettyPrague GenDigital Avast Antivirus ゼロデイ権限昇格の脆弱性 アンチマルウェアベンダーにおけるもう一つのゼロデイ脆弱性です。確信はありませんが、この脆弱性は他のGenDigital製品（AVG、Nortonなど）にも影響する可能性があると考えています。 現時点では、PoCはAvast Antivirusの任意のバージョンと互換性があります。 このPoCは、Avast Sandboxの脆弱性を悪用してSAMデータベースをダンプし、完全なSYSTEMシェルを起動します。本稿執筆時点では、このPoCは完全にパッチ適用済みのAvast Antiviru...

CVE-2026-82964

Improper preservation of permissions in the Avast sandbox minifilter driver aswSnx.sys on Windows allows a local, low-privileged attacker executing inside the sandbox to escape file isolation and escalate to SYSTEM. When the sandbox virtualizes a file it copies the original security descriptor, b...

CVE-2026-82964 Avast sandbox privilege escalation via unpreserved DACLs on virtualized files in aswSnx.sys

Improper preservation of permissions in the Avast sandbox minifilter driver aswSnx.sys on Windows allows a local, low-privileged attacker executing inside the sandbox to escape file isolation and escalate to SYSTEM. When the sandbox virtualizes a file it copies the original security descriptor, b...

CVE-2026-82964 Avast sandbox privilege escalation via unpreserved DACLs on virtualized files in aswSnx.sys

Improper preservation of permissions in the Avast sandbox minifilter driver aswSnx.sys on Windows allows a local, low-privileged attacker executing inside the sandbox to escape file isolation and escalate to SYSTEM. When the sandbox virtualizes a file it copies the original security descriptor, b...

CVE-2026-82964

Avast's sandbox minifilter driver (aswSnx.sys) on Windows contains an improper permission-preservation flaw. When virtualizing a file, the driver opened the target object with GENERIC_WRITE and FILE_WRITE_ATTRIBUTES only, omitting WRITE_DAC , causing every attempt to apply the original DACL to fa...

CVE-2026-82964: Improper Preservation of Permissions

Improper preservation of permissions in the Avast sandbox minifilter driver aswSnx.sys on Windows allows a local, low-privileged attacker executing inside the sandbox to escape file isolation and escalate to SYSTEM. When the sandbox virtualizes a file it copies the original security descriptor, b...

CVE-2025-71326

AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that...

CVE-2025-71326

AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that...

EUVD-2025-210288

AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that...

CVE-2025-71326: Unquoted Search Path or Element

AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that...

EUVD-2025-210133

Stack overflow vulnerability in Avast Antivirus when scanning a malformed Office Open XML file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus...

EUVD-2025-210130

Heap out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed zip file containing XML may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

EUVD-2025-210125

Uncontrolled recursion vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for vir...

EUVD-2025-210127

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file with .NET metadata may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast...

EUVD-2025-210124

Heap buffer out-of-bounds write vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...