CVE-2021-29446

jose-node-cjs-runtime is an npm package which provides a number of cryptographic functions. In versions prior to 3.11.4 the AESCBCHMACSHA2 Algorithm A128CBC-HS256, A192CBC-HS384, A256CBC-HS512 decryption would always execute both HMAC tag verification and CBC decryption, if either failed...

CVE-2021-29446

jose-node-cjs-runtime is an npm package which provides a number of cryptographic functions. In versions prior to 3.11.4 the AESCBCHMACSHA2 Algorithm A128CBC-HS256, A192CBC-HS384, A256CBC-HS512 decryption would always execute both HMAC tag verification and CBC decryption, if either failed...

CVE-2021-29444 Padding Oracle Attack due to Observable Timing Discrepancy in jose-browser-runtime

jose-browser-runtime is an npm package which provides a number of cryptographic functions. In versions prior to 3.11.4 the AESCBCHMACSHA2 Algorithm A128CBC-HS256, A192CBC-HS384, A256CBC-HS512 decryption would always execute both HMAC tag verification and CBC decryption, if either failed...

CVE-2021-29443

jose is an npm library providing a number of cryptographic operations. In vulnerable versions AESCBCHMACSHA2 Algorithm A128CBC-HS256, A192CBC-HS384, A256CBC-HS512 decryption would always execute both HMAC tag verification and CBC decryption, if either failed JWEDecryptionFailed would be thrown. A...

Code injection

jose is an npm library providing a number of cryptographic operations. In vulnerable versions AESCBCHMACSHA2 Algorithm A128CBC-HS256, A192CBC-HS384, A256CBC-HS512 decryption would always execute both HMAC tag verification and CBC decryption, if either failed JWEDecryptionFailed would be thrown. A...

Microsoft Azure Sphere mount namespace unsigned code execution vulnerability

Summary An unsigned code execution vulnerability exists in the mount namespace functionality of Microsoft Azure Sphere 21.01. A specially crafted shellcode could allow an adversary to execute an arbitrary binary in a tmpfs mount, leading to unsigned code execution. An attacker can switch to a new...

GravCMS Remote Command Execution

This module exploits arbitrary config write/update vulnerability to achieve remote code execution. Unauthenticated users can execute a terminal command under the context of the web server user. Grav Admin Plugin is an HTML user interface that provides a way to configure Grav and create and modify...

Attack vs. Data: What You Need to Know About Threat Hunting

Mitigate threats by going on the offensive While the definition of threat hunting may be straightforward—proactively hunting for threats—the reality of implementing a threat-hunting program is a bit more complicated, as there are different threat-hunting methodologies to choose from. In order to...

Vulnerability Spotlight: Memory corruption vulnerability in Accusoft ImageGear

Emmanuel Tacheau discovered this vulnerability. Blog by Jon Munshaw. Accusoft ImageGear contains a vulnerability that could allow an attacker to corrupt the software's memory, potentially allowing them to execute arbitrary code on the victim machine. The ImageGear library is a document-imaging...

Code injection

The Zscaler Client Connector prior to 3.1.0 did not sufficiently validate RPC clients, which allows a local adversary to execute code with system privileges or perform limited actions for which they did not have privileges...

Vulnerability Spotlight: Multiple vulnerabilities in SoftMaker Office PlanMaker

Discovered by a Cisco Talos researcher. Blog by Jon Munshaw. SoftMaker's Office PlanMaker contains multiple vulnerabilities that could allow an adversary to cause a variety of malicious conditions in the software. SoftMaker's flagship product, SoftMaker Office, is supported on a variety of...

Authentication flaw

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The authentication function contains undocumented code that provides the ability to authenticate as root without knowing the actual root password. An adversary with the private key can remotely authenticate to the...

CVE-2020-15835

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The authentication function contains undocumented code that provides the ability to authenticate as root without knowing the actual root password. An adversary with the private key can remotely authenticate to the...

CVE-2020-15834

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The wireless network password is exposed in a QR encoded picture that an unauthenticated adversary can download via the web-management interface...

CVE-2020-15832

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The poof.cgi script contains undocumented code that provides the ability to remotely reboot the device. An adversary with the private key but not the root password can remotely reboot the device...

Vulnerability Spotlight: Multiple vulnerabilities in phpGACL class

Claudio Bozzato of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in the phpGACL class. One of these vulnerabilities also affects OpenEMR, a medical practice management software written in PHP. phpGACL is a PHP library...

Exploit for Code Injection in Microfocus Arcsight_Logger

CVE-2020-11851 Remote Code Execution vulnerability on ArcSig...

Extracting Personal Information from Large Language Models Like GPT-2

Researchers have been able to find all sorts of personal information within GPT-2. This information was part of the training data, and can be extracted with the right sorts of queries. Paper: "Extracting Training Data from Large Language Models." Abstract: It has become common to publish large...

6 Questions Attackers Ask Before Choosing an Asset to Exploit

In the past decade or so, we’ve seen a massive shift toward the cloud. The COVID-19 pandemic and associated pivot to remote work has only accelerated this cloud trend, forcing blue-teamers to be more agile to protect their attack surfaces. While defenders are adapting to support cloud-based...

Cross site request forgery (csrf)

async-h1 is an asynchronous HTTP/1.1 parser for Rust crates.io. There is a request smuggling vulnerability in async-h1 before version 2.3.0. This vulnerability affects any webserver that uses async-h1 behind a reverse proxy, including all such Tide applications. If the server does not read the bo...