Iranian Hackers Abuse Dropbox in Cyberattacks Against Aerospace and Telecom Firms

Details have emerged about a new cyber espionage campaign directed against the aerospace and telecommunications industries, primarily in the Middle East, with the goal of stealing sensitive information about critical assets, organizations' infrastructure, and technology while remaining in the dar...

CVE-2021-41123 Exposure of Sensitive Information to an Unauthorized Actor in WB.UI.Headquarters.dll

Survey Solutions is a survey management and data collection system. In affected versions the Headquarters application publishes /metrics endpoint available to any user. None of the survey answers are ever exposed, only the aggregate counters, including count of interviews, or count of assignments...

Google Warns of a New Way Hackers Can Make Malware Undetectable on Windows

Cybersecurity researchers have disclosed a novel technique adopted by a threat actor to deliberately evade detection with the help of malformed digital signatures of its malware payloads. "Attackers created malformed code signatures that are treated as valid by Windows but are not able to be...

Arbitrary file deletion

The vCenter Server contains an arbitrary file deletion vulnerability in a VMware vSphere Life-cycle Manager plug-in. A malicious actor with network access to port 9087 on vCenter Server may exploit this issue to delete non critical files...

Design/Logic Flaw

The vCenter Server contains an arbitrary file upload vulnerability in the Analytics service. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to execute code on vCenter Server by uploading a specially crafted file...

Threat Source newsletter (Sept. 23, 2021)

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers. The Russian APT Turla is one of the most notorious threat actors out there today. And they aren't stopping, recently adding a new backdoor to their arsenal that serves as a "last chance" to retain a foothold on victim... This is on...

Gurock Testrail 7.2.0.3014 - (files.md5) Improper Access Control Vulnerability

Exploit Title: Gurock Testrail 7.2.0.3014 - 'files.md5' Improper Access Control Exploit Author: Sick Codes & JohnJHacking Sakura Samuraii Vendor Homepage: https://www.gurock.com/testrail/ Version: 7.2.0.3014 and below Tested on: macOS, Linux, Windows CVE : CVE-2021-40875 Reference:...

Gurock Testrail 7.2.0.3014 Improper Access Control

Exploit Title: Gurock Testrail 7.2.0.3014 - 'files.md5' Improper Access Control Date: 22/09/2022 Exploit Author: Sick Codes & JohnJHacking Sakura Samuraii Vendor Homepage: https://www.gurock.com/testrail/ Version: 7.2.0.3014 and below Tested on: macOS, Linux, Windows CVE : CVE-2021-40875 Referenc...

MSHTML attack targets Russian state rocket centre and interior ministry

Malwarebytes has reason to believe that the MSHTML vulnerability listed under CVE-2021-40444 is being used to target Russian entities. The Malwarebytes Intelligence team has intercepted email attachments that are specifically targeting Russian organizations. The first template we found is designe...

CVE-2021-21991

The vCenter Server contains a local privilege escalation vulnerability due to the way it handles session tokens. A malicious actor with non-administrative user access on vCenter Server host may exploit this issue to escalate privileges to Administrator on the vSphere Client HTML5 or vCenter Serve...

Privilege escalation

The vCenter Server contains a local privilege escalation vulnerability due to the way it handles session tokens. A malicious actor with non-administrative user access on vCenter Server host may exploit this issue to escalate privileges to Administrator on the vSphere Client HTML5 or vCenter Serve...

Denial of service

The vCenter Server contains a denial-of-service vulnerability due to improper XML entity parsing. A malicious actor with non-administrative user access to the vCenter Server vSphere Client HTML5 or vCenter Server vSphere Web Client FLEX/Flash may exploit this issue to create a denial-of-service...

CVE-2021-21992

The vCenter Server contains a denial-of-service vulnerability due to improper XML entity parsing. A malicious actor with non-administrative user access to the vCenter Server vSphere Client HTML5 or vCenter Server vSphere Web Client FLEX/Flash may exploit this issue to create a denial-of-service...

CVE-2021-40875

Improper Access Control in Gurock TestRail versions 7.2.0.3014 resulted in sensitive information exposure. A threat actor can access the /files.md5 file on the client side of a Gurock TestRail application, disclosing a full list of application files and the corresponding file paths. The...

Improper access control

Improper Access Control in Gurock TestRail versions 7.2.0.3014 resulted in sensitive information exposure. A threat actor can access the /files.md5 file on the client side of a Gurock TestRail application, disclosing a full list of application files and the corresponding file paths. The...

Turla APT Plants Novel Backdoor In Wake of Afghan Unrest

The Turla advanced persistent threat APT group is back with a new backdoor used to infect systems in Afghanistan, Germany and the U.S., researchers have reported. On Tuesday, Cisco Talos researchers said that they’ve spotted infections they attributed to the Turla group aka Snake, Venomous Bear,...

A guide to combatting human-operated ransomware: Part 1

This blog is part one of a two-part series focused on how Microsoft DART helps customers with human-operated ransomware. For more guidance on human-operated ransomware and how to defend against these extortion-based attacks, refer to our human-operated ransomware docs page. Microsoft’s Detection...

ManageEngine ADSelfService Plus has been abused in the wild due to a zero-day vulnerability

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here. An APT actor is attempting to exploit a zero-day vulnerability in ManageEngine ADSelfService Plus, a self-service password management and single sign-on solution that poses a high risk to critical infrastructure companies,...

DLT Journaling Configuration File DoS

The vulnerability of configuration files for the DLT journaling tool is related to the improper processing of special symbols. Exploiting this vulnerability can allow a malicious actor to cause service failures...

Malware Attack on Aviation Sector Uncovered After Going Unnoticed for 2 Years

A targeted phishing campaign aimed at the aviation industry for two years may be spearheaded by a threat actor operating out of Nigeria, highlighting how attackers can carry out small-scale cyber offensives for extended periods of time while staying under the radar. Cisco Talos dubbed the malware...