Avaddon ransomware campaign prompts warnings from FBI, ACSC

Both the Australian Cyber Security Centre ACSC and the US Federal Bureau of Investigation FBI have issued warnings about an ongoing cybercrime campaign that is using Avaddon ransomware. The FBI states that is has received notifications of unidentified cyber actors using Avaddon ransomware against...

Siemens SIMATIC S7-1500

1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Siemens Equipment: SIMATIC S7-1500 CPU 1518F-4 Vulnerabilities: Improper Initialization, Improper Restriction of Operations within the Bounds of a Memory Buffer 2. RISK EVALUATION Successful exploitation of these Intel...

Mitsubishi Electric GOT and Tension Controller (Update A)

1. EXECUTIVE SUMMARY CVSS v3 5.9 ATTENTION: Exploitable remotely Vendor: Mitsubishi Electric Equipment: GOT and Tension Controller Vulnerability: Buffer Access with Incorrect Length Value 2. UPDATE INFORMATION This updated advisory is a follow-up to the original advisory titled ICSA-21-131-02...

Windscribe elevation of privilege vulnerability (CNVD-2021-39545)

Windscribe VPN is a VPN software from Windscribe Canada. An elevation of privilege vulnerability exists in Windscribe version 1.83 Build 20. An attacker can exploit this vulnerability for elevation of privilege...

A week in security (May 3 – 9)

Last week on Malwarebytes Labs, we discussed how Spectre attacks have come back from the dead; why Facebook banned Instragram ads by Signal; we highlighted the differences between the most popular VPN protocols; pointed out that Google is about to start automatically enrolling users in two-step...

DDoS attacks in Q1 2021

News overview Q1 2021 saw the appearance of two new botnets. News broke in January of the FreakOut malware, which attacks Linux devices. Cybercriminals exploited several critical vulnerabilities in programs installed on victim devices, including the newly discovered CVE-2021-3007. Botnet operator...

VPN protocols explained and compared

A Virtual Private Network VPN creates a safe "tunnel" between you and a computer you trust normally your VPN provider to protect your traffic from spying and manipulation. Any VPN worth its money encrypts the information that passes through it, so in this article we will ignore those that dont us...

Cisco AnyConnect Secure Mobility Client Input Validation Error Vulnerability

Cisco AnyConnect Secure Mobility Client for Windows is a Windows-based secure mobility client from Cisco that provides secure access to networks and applications from any device. An input validation error vulnerability exists in the interprocess communication IPC channel of Cisco AnyConnect Secur...

CVE-2021-1519

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

CVE-2021-1519

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

Input validation

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

CVE-2021-1520 Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Local Privilege Escalation Vulnerability

A vulnerability in the internal message processing of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, local attacker to run arbitrary commands with root privileges on the underlying operating system OS. This vulnerability exists because an interna...

CVE-2021-1520

The CVE-2021-1520 issue affects Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers. A local privilege-escalation vulnerability stems from improper sanitization in the internal messaging service, enabling an authenticated attacker with Administrator credentials to run arbitrary co...

CVE-2021-1520 Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Local Privilege Escalation Vulnerability

A vulnerability in the internal message processing of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, local attacker to run arbitrary commands with root privileges on the underlying operating system OS. This vulnerability exists because an interna...

CVE-2021-1519 Cisco AnyConnect Secure Mobility Client Profile Modification Vulnerability

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

CVE-2021-1519 Cisco AnyConnect Secure Mobility Client Profile Modification Vulnerability

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

CVE-2021-1519

Cisco AnyConnect Secure Mobility Client contains a vulnerability in its interprocess communication (IPC) channel (CVE-2021-1519). The issue stems from insufficient validation of user-supplied input, allowing an authenticated, local attacker to send a crafted IPC message and modify VPN profile fil...

CVE-2021-1519

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...

Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Local Privilege Escalation Vulnerability

A vulnerability in the internal message processing of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, local attacker to run arbitrary commands with root privileges on the underlying operating system OS. This vulnerability exists because an interna...

Cisco AnyConnect Secure Mobility Client Profile Modification Vulnerability

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to overwrite VPN profiles on an affected device. The vulnerability is due to insufficient validation of user-supplied input. An attacker...