SUSE CVE-2018-1113

setup before version 2.11.4-1.fc28 in Fedora and Red Hat Enterprise Linux added /sbin/nologin and /usr/sbin/nologin to /etc/shells. This violates security assumptions made by pamshells and some daemons which allow access based on a user's shell being listed in /etc/shells. Under some circumstance...

Researchers Uncover Grayling APT's Ongoing Attack Campaign Across Industries

A previously undocumented threat actor of unknown provenance has been linked to a number of attacks targeting organizations in the manufacturing, IT, and biomedical sectors in Taiwan. The Symantec Threat Hunter Team, part of Broadcom, attributed the attacks to an advanced persistent threat APT it...

ShellSweep

ShellSweep ShellSweeping the evil Why ShellSweep "Shell...

Apache NiFi H2 Connection String Remote Code Execution Exploit

The DBCPConnectionPool and HikariCPConnectionPool Controller Services in Apache NiFi 0.0.2 through 1.21.0 allow an authenticated and authorized user to configure a Database URL with the H2 driver that enables custom code execution. This exploit will result in several shells 5-7. Successfully test...

CISA Adds Citrix ShareFile Flaw to KEV Catalog Due to In-the-Wild Attacks

The U.S. Cybersecurity and Infrastructure Security Agency CISA has added a critical security flaw in Citrix ShareFile storage zones controller to its Known Exploited Vulnerabilities KEV catalog, based on evidence of active in-the-wild exploitation. Tracked as CVE-2023-24489 CVSS score: 9.8, the...

Nearly 2,000 Citrix NetScaler Instances Hacked via Critical Vulnerability

Nearly 2,000 Citrix NetScaler instances have been compromised with a backdoor by weaponizing a recently disclosed critical security vulnerability as part of a large-scale attack. "An adversary appears to have exploited CVE-2023-3519 in an automated fashion, placing web shells on vulnerable...

Hundreds of Citrix NetScaler ADC and Gateway Servers Hacked in Major Cyber Attack

Hundreds of Citrix NetScaler ADC and Gateway servers have been breached by malicious actors to deploy web shells, according to the Shadowserver Foundation. The non-profit said the attacks take advantage of CVE-2023-3519, a critical code injection vulnerability that could lead to unauthenticated...

WordPress Enable Media Replace Plugin < 4.0.2 Arbitrary File Upload Vulnerability

The WordPress plugin SPDX-FileCopyrightText: 2023 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 CPE = "cpe:/a:shortpixel:enablemediareplace"; if description...

CISA: You've got two weeks to patch Citrix NetScaler vulnerability CVE-2023-3519

The Cybersecurity and Infrastructure Security Agency CISA has added a critical unauthenticated remote code execution RCE vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. This means that...

Adobe Rolls Out New Patches for Actively Exploited ColdFusion Vulnerability

Adobe has released a fresh round of updates to address an incomplete fix for a recently disclosed ColdFusion flaw that has come under active exploitation in the wild. The critical shortcoming, tracked as CVE-2023-38205 CVSS score: 7.5, has been described as an instance of improper access control...

BlackByte 2.0 Ransomware: Infiltrate, Encrypt, and Extort in Just 5 Days

Ransomware attacks are a major problem for organizations everywhere, and the severity of this problem continues to intensify. Recently, Microsoft's Incident Response team investigated the BlackByte 2.0 ransomware attacks and exposed these cyber strikes' terrifying velocity and damaging nature. Th...

BlackByte 2.0 Ransomware: Infiltrate, Encrypt, and Extort in Just 5 Days

Ransomware attacks are a major problem for organizations everywhere, and the severity of this problem continues to intensify. Recently, Microsoft's Incident Response team investigated the BlackByte 2.0 ransomware attacks and exposed these cyber strikes' terrifying velocity and damaging nature. Th...

Solar monitoring systems exposed: Secure your devices

Researchers who go looking for devices exposed to the Internet report "tens of thousands" of solar photovoltaic PV monitoring and diagnostic systems can be found on the web. The systems are used for everything from system optimization to performance monitoring and troubleshooting. No fewer than...

Chinese Hackers Using Never-Before-Seen Tactics for Critical Infrastructure Attacks

The newly discovered Chinese nation-state actor known as Volt Typhoon has been observed to be active in the wild since at least mid-2020, with the hacking crew linked to never-before-seen tradecraft to retain remote access to targets of interest. The findings come from CrowdStrike, which is...

Apache NiFi H2 Connection String Remote Code Execution

The DBCPConnectionPool and HikariCPConnectionPool Controller Services in Apache NiFi 0.0.2 through 1.21.0 allow an authenticated and authorized user to configure a Database URL with the H2 driver that enables custom code execution. This exploit will result in several shells 5-7. Successfully test...

PowerExchange Backdoor and Web Shells Breach at UAE Government Agency

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A high-severity attack targeted a UAE government agency, utilizing a custom PowerShell backdoor named PowerExchange and web shells on Microsoft Exchange servers. To receive real-time threat advisories,...

What is a web shell?

Editors note: The Need to Know is a new series from Talos, which focuses on cybersecurity terms, threats, tools and tactics that are discussed in our broader threat research. Think of this as a living encyclopedia of security terms and trends. Cisco Talos Incident Response recently released our...

New PowerExchange Backdoor Used in Iranian Cyber Attack on UAE Government

An unnamed government entity associated with the United Arab Emirates U.A.E. was targeted by a likely Iranian threat actor to breach the victim's Microsoft Exchange Server with a "simple yet effective" backdoor dubbed PowerExchange. According to a new report from Fortinet FortiGuard Labs, the...

Iranian Agrius Hackers Targeting Israeli Organizations with Moneybird Ransomware

The Iranian threat actor known as Agrius is leveraging a new ransomware strain called Moneybird in its attacks targeting Israeli organizations. Agrius, also known as Pink Sandstorm formerly Americium, has a track record of staging destructive data-wiping attacks aimed at Israel under the guise of...

CVE-2023-2712

Unrestricted Upload of File with Dangerous Type vulnerability in "Rental Module" developed by third-party for Ideasoft's E-commerce Platform allows Command Injection, Using Malicious Files, Upload a Web Shell to a Web Server.This issue affects Rental Module: before 23.05.15...