Afternoon Cyber Tea: Learn how to stop misinformation threats from nation-state bad actors

Information has long been wielded as an instrument of national power and influence. In today’s digital world, misinformation can also be just as powerful. On a special episode of Afternoon Cyber Tea with Ann Johnson, Sandra Joyce, Executive Vice President and Head of Mandiant Intelligence at...

Afternoon Cyber Tea: Learn how to stop misinformation threats from nation-state bad actors

Information has long been wielded as an instrument of national power and influence. In today’s digital world, misinformation can also be just as powerful. On a special episode of Afternoon Cyber Tea with Ann Johnson, Sandra Joyce, Executive Vice President and Head of Mandiant Intelligence at...

GHSA-R6JX-9G48-2R5R Arbitrary code execution due to YAML deserialization

Impact TensorFlow and Keras can be tricked to perform arbitrary code execution when deserializing a Keras model from YAML format. python from tensorflow.keras import models payload = ''' !!python/object/new:type args: 'z', !!python/tuple , 'extend': !!python/name:exec listitems:...

Indictments, Attribution Unlikely to Deter Chinese Hacking

The federal government is fighting back against what it says are China-based cyberattacks against U.S. universities and companies with indictments and a “naming-and-shaming” approach — but researchers aren’t convinced the efforts will come to much in terms of deterring future activity. On Monday,...

Targeted Malware Reverse Engineering Workshop follow-up. Part 1

On April 8, 2021, we conducted a webinar with Ivan Kwiatkowski and Denis Legezo, Senior Security Researchers from our Global Research & Analysis Team GReAT, who gave live workshops on practical disassembling, decrypting and deobfuscating authentic malware cases, moderated by GReATs own Dan Demete...

vulhub

This repository is an open-source collection of pre-built vulnerable docker environments, known as Vulhub. It is a collection of vulnerable environments, not a single exploit or tool. The repository contains a variety of vulnerable environments, including CouchDB, FFmpeg, Git, InfluxDB, and more,...

MDR Vendor Must-Haves, Part 4: Ingestion of Authentication Data Across Local, Domain, and Cloud Sources

This blog post is part of an ongoing series about evaluating Managed Detection and Response MDR providers. For more insights, check out our guide, “10 Things Your MDR Service Must Do.” There isn’t a single threat or breach that doesn’t involve attackers using legitimate credentials to cause harm...

PT-2021-13066

Name of the Vulnerable Software and Affected Versions: Android version Android-11 Description: In the onReceive method of ImsPhoneCallTracker.java, there is a possible misattribution of data usage due to an incorrect broadcast handler. This could lead to local escalation of privilege, resulting i...

LazyScripter: From Empire to double RAT

Malwarebytes’ Threat Intelligence analysts are continually researching and monitoring active malware campaigns and actor groups as the prevalence and sophistication of targeted attacks rapidly evolves. In this paper, we introduce a new APT group we have named LazyScripter, presenting in-depth...

Researchers Disclose Undocumented Chinese Malware Used in Recent Attacks

Cybersecurity researchers have disclosed a series of attacks by a threat actor of Chinese origin that has targeted organizations in Russia and Hong Kong with malware — including a previously undocumented backdoor. Attributing the campaign to Winnti or APT41, Positive Technologies dated the first...

GLSA-202101-05 : Chromium, Google Chrome: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202101-05 Chromium, Google Chrome: Multiple vulnerabilities Multiple vulnerabilities have been discovered in Chromium and Google Chrome. Please review the CVE identifiers referenced below for details. Impact : Please review the...

MediaWiki suffers from an unspecified vulnerability (CNVD-2021-38683)

MediaWiki is a set of free and freely available web-based Wiki engines from the MediaWiki Wikimedia Foundation in the United States. It can be used to deploy in-house knowledge management and content management systems. A security vulnerability exists in MediaWiki version 1.35.0, which stems from...

CVE-2020-27621

The FileImporter extension in MediaWiki through 1.35.0 was not properly attributing various user actions to a specific user's IP address. Instead, for various actions, it would report the IP address of an internal Wikimedia Foundation server by omitting X-Forwarded-For data. This resulted in an...

PT-2020-16728 · Mediawiki +1 · Mediawiki +1

Name of the Vulnerable Software and Affected Versions: MediaWiki versions prior to 1.35.0 Description: The issue concerns the FileImporter extension, which failed to properly attribute user actions to a specific user's IP address. It would report the IP address of an internal server instead, by...

CVE-2020-7705

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...

CVE-2020-7705

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...

CVE-2020-7705

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...

CVE-2020-7705

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...

PT-2020-19728

Name of the Vulnerable Software and Affected Versions MintegralAdSDK versions 0.0.0 and later Description The issue concerns malicious functionality within the MintegralAdSDK that tracks and reports any URL opened by the app, facilitating advertisement attribution fraud. The SDK can remotely...

CVE-2020-7705: Improper Restriction of Rendered UI Layers or Frames

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...