CVE-2022-30190 (Follina) vulnerability in MSDT: description and counteraction

At the end of May, researchers from the naosec team reported a new zero-day vulnerability in Microsoft Support Diagnostic Tool MSDT that can be exploited using Microsoft Office documents. It allowed attackers to remotely execute code on Windows systems, while the victim could not even open the...

International Authorities Take Down Flubot Malware Network

International law enforcement has taken down the infrastructure behind Flubot, a nasty piece of malware which had been spreading with unprecedented speed across Android devices globally since December 2020. Europol revealed Wednesday that a collaboration between law enforcement in 11 countries le...

Five Steps to Prepare Data for a Zero-Trust Security Model

The outmoding of traditional network security Traditional network security was based on the concept of a guarded network perimeter, which is difficult to access from the outside but implicitly trusts everyone on the inside. The problem with this approach is that once an attacker has access to the...

YODA Tool Found ~47,000 Malicious WordPress Plugins Installed in Over 24,000 Sites

As many as 47,337 malicious plugins have been uncovered on 24,931 unique websites, out of which 3,685 plugins were sold on legitimate marketplaces, netting the attackers $41,500 in illegal revenues. The findings come from a new tool called YODA that aims to detect rogue WordPress plugins and trac...

golang: crypto/elliptic: IsOnCurve returns true for invalid field elements

A flaw was found in the elliptic package of the crypto library in golang when the IsOnCurve function could return true for invalid field elements. This flaw allows an attacker to take advantage of this undefined behavior, affecting the availability and integrity of the resource...

Security and Human Behavior (SHB) 2022

Today is the second day of the fifteenth Workshop on Security and Human Behavior, hosted by Ross Anderson and Alice Hutchings at the University of Cambridge. After two years of having this conference remotely on Zoom, its nice to be back together in person. SHB is a small, annual, invitational...

First depositor can break minting of shares

Lines of code Vulnerability details Impact The attack vector and impact is the same as TOB-YEARN-003, where users may not receive shares in exchange for their deposits if the total asset amount has been manipulated through a large “donation”. Proof of Concept In BathToken.sol:569-571, the...

Ransomware-Simulator - Ransomware Simulator Written In Golang

The goal of this repository is to provide a simple, harmless way to check your AV's protection on ransomware. This tool simulates typical ransomware behaviour, such as: Staging from a Word document macro Deleting Volume Shadow Copies Encrypting documents embedded and dropped by the simulator into...

Juniper Junos OS DoS (JSA11247)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11247 advisory. An Incorrect Behavior Order vulnerability in the MAP-E automatic tunneling mechanism of Juniper Networks Junos OS allows an attacker to send certain malformed IPv4 or IPv6...

EulerOS 2.0 SP3 : ImageMagick (EulerOS-SA-2022-1731)

According to the versions of the ImageMagick packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - In ImageMagick 7.0.7-29 and earlier, a memory leak in the formatIPTCfromBuffer function in coders/meta.c was found. CVE-2018-16750 - The...

Detecting and preventing privilege escalation attacks leveraging Kerberos relaying (KrbRelayUp)

On April 24, 2022, a privilege escalation hacking tool, KrbRelayUp, was publicly disclosed on GitHub by security researcher Mor Davidovich. KrbRelayUp is a wrapper that can streamline the use of some features in Rubeus, KrbRelay, SCMUACBypass, PowerMad/SharpMad, Whisker, and ADCSPwn tools in...

Incorrect Behavior Make Crash and Can not Access Account

Description Incorrect Behavior Make Crash and Can not Access Account Proof of Concept 1. Send a test message and get the request, send it to Repeater 2. Replace the value of owner and cId with the id of two victims 3. Send the request...

GHSA-RC9W-5C64-9VQQ Missing validation results in undefined behavior in `SparseTensorDenseAdd

Impact The implementation of tf.rawops.SparseTensorDenseAdd does not fully validate the input arguments: python import tensorflow as tf aindices = tf.constant0, shape=17, 2, dtype=tf.int64 avalues = tf.constant, shape=0, dtype=tf.float32 ashape = tf.constant6, 12, shape=2, dtype=tf.int64 b =...

GHSA-PQHM-4WVF-2JG8 Missing validation results in undefined behavior in `QuantizedConv2D`

Impact The implementation of tf.rawops.QuantizedConv2D does not fully validate the input arguments: python import tensorflow as tf input = tf.constant1, shape=1, 2, 3, 3, dtype=tf.quint8 filter = tf.constant1, shape=1, 2, 3, 3, dtype=tf.quint8 bad args mininput = tf.constant, shape=0,...

GHSA-63CQ-PPQ8-CW6G Improper Input Validation in RESTEasy

A flaw was found in all resteasy 3.x.x versions prior to 3.12.0.Final and all resteasy 4.x.x versions prior to 4.6.0.Final, where an improper input validation results in returning an illegal header that integrates into the server's response. This flaw may result in an injection, which leads to...

Google TensorFlow has an unspecified vulnerability

Google TensorFlow is an end-to-end open source platform for machine learning from Google, Inc. A security vulnerability exists in Google TensorFlow versions prior to 2.9.0, 2.8.1, 2.7.2, and 2.6.4, which stems from an invalid resource handle provided to the application when , multiple tensorflow...

CVE-2022-29206 Missing validation results in undefined behavior in `SparseTensorDenseAdd` in TensorFlow

TensorFlow is an open source platform for machine learning. Prior to versions 2.9.0, 2.8.1, 2.7.2, and 2.6.4, the implementation of tf.rawops.SparseTensorDenseAdd does not fully validate the input arguments. In this case, a reference gets bound to a nullptr during kernel execution. This is...

CVE-2022-29206 Missing validation results in undefined behavior in `SparseTensorDenseAdd` in TensorFlow

TensorFlow is an open source platform for machine learning. Prior to versions 2.9.0, 2.8.1, 2.7.2, and 2.6.4, the implementation of tf.rawops.SparseTensorDenseAdd does not fully validate the input arguments. In this case, a reference gets bound to a nullptr during kernel execution. This is...

CVE-2022-29207

TensorFlow is an open source platform for machine learning. Prior to versions 2.9.0, 2.8.1, 2.7.2, and 2.6.4, multiple TensorFlow operations misbehave in eager mode when the resource handle provided to them is invalid. In graph mode, it would have been impossible to perform these API calls, but...

Fidelis Network Deception Command Injection Vulnerability (CNVD-2022-59171)

Fidelis Network Deception is a security product from Fidelis USA. A security vulnerability exists in versions prior to Fidelis Network Deception 9.4.5, which stems from a faulty remotetextfile in rconfig, to detect threats and prevent data loss, detect malicious behavior, identify traffic...