Implications of Windows Subsystem for Linux for Adversaries & Defenders (Part 2)

This post is the second of a multi-part blog series that explores and highlights the different risks that Windows Subsystem for Linux WSL poses to an enterprise IT environment. Here we examine different TTPs that abuse WSL and assess different methods to defend against such threats. ← Go to Part ...

Implications of Windows Subsystem for Linux for Adversaries & Defenders (Part 1)

This post is the first of a multi-part blog series that will explore and highlight the different risks that Windows Subsystem for Linux WSL poses to an enterprise IT environment. Here we examine a new Microsoft feature for GNU\Linux that increases the attack surface and introduces a lot more...

New Malware Targets Windows Subsystem for Linux to Evade Detection

A number of malicious samples have been created for the Windows Subsystem for Linux WSL with the goal of compromising Windows machines, highlighting a sneaky method that allows the operators to stay under the radar and thwart detection by popular anti-malware engines. The "distinct tradecraft"...

CVE-2020-1423

An elevation of privilege vulnerability exists in the way that the Windows Subsystem for Linux handles files, aka 'Windows Subsystem for Linux Elevation of Privilege Vulnerability'...

The compatibility subsystem for running Linux applications allows Windows Subsystem for Linux (WSL) operating systems to enable unauthorized access to protected information by attackers.

The vulnerability of the compatibility subsystem for running Linux applications in Windows Subsystem for Linux WSL operating systems is related to object handling errors in the kernel. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information through...

CVE-2020-1075

An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory, aka 'Windows Subsystem for Linux Information Disclosure Vulnerability'...

CVE-2020-1075

An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory, aka 'Windows Subsystem for Linux Information Disclosure Vulnerability'...

Information disclosure

An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory, aka 'Windows Subsystem for Linux Information Disclosure Vulnerability'...

Huawei EulerOS: Security Advisory for git (EulerOS-SA-2020-1361)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG 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-only ifdescription...

EulerOS 2.0 SP8 : git (EulerOS-SA-2020-1151)

According to the versions of the git packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. The...

CVE-2019-1353

An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. When running Git in the Windows Subsystem for Linux also known as "WSL" while accessing a working directory on a regular Windows drive, none of the NTFS...

DEBIAN-CVE-2019-1353

An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. When running Git in the Windows Subsystem for Linux also known as "WSL" while accessing a working directory on a regular Windows drive, none of the NTFS...

CVE-2019-1353

An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. When running Git in the Windows Subsystem for Linux also known as "WSL" while accessing a working directory on a regular Windows drive, none of the NTFS...

The compatibility subsystem for running Linux applications allows Windows Subsystem for Linux (WSL) operating systems, enabling attackers to enhance their privileges.

The vulnerability of the compatibility subsystem for running Linux applications in Windows Subsystem for Linux WSL operating systems is related to deficiencies in access control. Exploiting this vulnerability can allow attackers to enhance their privileges through a specially created application...

Amazon Linux AMI : git (ALAS-2019-1325)

The --export-marks option of git fast-import is exposed also via the in-stream command feature export-marks=... and it allows overwriting arbitrary paths.CVE-2019-1348 When submodules are cloned recursively, under certain circumstances Git could be fooled into using the same Git directory twice. ...

CVE-2019-1353

An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. When running Git in the Windows Subsystem for Linux also known as "WSL" while accessing a working directory on a regular Windows drive, none of the NTFS...

Important: git

Issue Overview: The --export-marks option of git fast-import is exposed also via the in-stream command feature export-marks=... and it allows overwriting arbitrary paths.CVE-2019-1348 When submodules are cloned recursively, under certain circumstances Git could be fooled into using the same Git...

Race condition

An elevation of privilege vulnerability exists due to a race condition in Windows Subsystem for Linux, aka 'Windows Subsystem for Linux Elevation of Privilege Vulnerability'...

KB4523205: Windows 10 Version 1809 and Windows Server 2019 November 2019 Security Update

The remote Windows host is missing security update 4523205. It is, therefore, affected by multiple vulnerabilities : - A security feature bypass vulnerability exists when Windows Netlogon improperly handles a secure communications channel. An attacker who successfully exploited the vulnerability...

KB4525237: Windows 10 Version 1803 November 2019 Security Update

The remote Windows host is missing security update 4525237. It is, therefore, affected by multiple vulnerabilities : - A security feature bypass vulnerability exists when Windows Netlogon improperly handles a secure communications channel. An attacker who successfully exploited the vulnerability...