Hackers Exploit SonicWall Zero-Day Bug in FiveHands Ransomware Attacks

An "aggressive" financially motivated threat group tapped into a zero-day flaw in SonicWall VPN appliances prior to it being patched by the company to deploy a new strain of ransomware called FIVEHANDS. The group, tracked by cybersecurity firm Mandiant as UNC2447, took advantage of an "improper S...

CVE-2021-1504 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services VPN Denial of Service Vulnerabilities

Multiple vulnerabilities in Cisco Adaptive Security Appliance ASA Software and Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. These vulnerabilities are due to lack of proper input validation o...

CISA Emergency Directive 21-03: VPN Vulnerabilities Actively Exploited

On April 20, 2021, the Department of Homeland Security Cybersecurity and Infrastructure Security Agency CISA released an alert on the exploitation of Pulse Connect Secure Vulnerabilities with Alert AA21-110A: Exploitation of Pulse Connect Secure Vulnerabilities, as well as Emergency Directive ED...

CVE-2021-31776

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators...

CVE-2021-31776

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators...

Design/Logic Flaw

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators...

CVE-2021-31776

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators...

CVE-2021-31776

CVE-2021-31776 affects Aviatrix VPN Client on Windows prior to 2.14.14. The vulnerability is an unquoted search path that enables local privilege escalation to the SYSTEM user when a machine is misconfigured to allow unprivileged users to write to administrator-only directories. Red Hat and CNVD ...

PT-2021-19499

Name of the Vulnerable Software and Affected Versions Aviatrix VPN Client versions prior to 2.14.14 Description The issue is related to an unquoted search path in the Aviatrix VPN Client, which can enable local privilege escalation to the SYSTEM user. This occurs if the machine is misconfigured,...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. An attacker could exploit one of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA encourages...

CVE-2021-31776: Unquoted Search Path or Element

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators...

CVE-2021-1445

Multiple vulnerabilities in Cisco Adaptive Security Appliance ASA Software and Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. These vulnerabilities are due to lack of proper input validation o...

A week in security (April 19 – 25)

Last week on Malwarebytes Labs, we interviewed Youssef Sammouda, a 21-year-old bug bounty hunter who is focused on finding vulnerabilities on Facebook. We looked into the CodeCov supply-chain attack, the vulnerabilities in Pulse Secure VPN that are being actively exploited by attackers, and the...

Vulnerability fixed in OpenVPN

A vulnerability has been fixed in OpenVPN. A malicious party could exploit the vulnerability to bypass authentication on an OpenVPN server configured to use "deferred authentication." Also, the malicious party can gain access gain access to information about the VPN settings. See the page below f...

VPN Hacks Are a Slow-Motion Disaster

Recent spying attacks against Pulse Secure VPN are just the latest example of a long-simmering cybersecurity meltdown...

SUPERNOVA malware discovered on SolarWinds Orion server

The Cybersecurity and Infrastructure Security Agency CISA has reported finding the SUPERNOVA web shell collecting credentials on a SolarWinds Orion server. These observations were made during an incident response to an Advanced Persistent Threat APT actor’s year-long compromise of an enterprise...

How to choose the best VPN for you

If you’ve been shopping for a VPN service in 2021, you’ve probably noticed how many providers are available. Using a personal VPN has grown in popularity in recent years, and for good reason. You may no longer be asking, “Should I use one,” but rather, “Which one should I choose?” The answer migh...

Hackers Exploit VPN to Deploy SUPERNOVA malware on SolarWinds Orion

The U.S. Cybersecurity and Infrastructure Security Agency CISA has disclosed details of a new advanced persistent threat APT that's leveraging the Supernova backdoor to compromise SolarWinds Orion installations after gaining access to the network through a connection to a Pulse Secure VPN device...

Palo Alto GlobalProtect App Windows VPN kernel 5.1.x < 5.1.8 / 5.2.x < 5.2.4 DoS

The version of Palo Alto GlobalProtect Agent installed on the remote Windows host is 5.1.x prior to 5.1.8, or 5.2.x prior to 5.2.4. It is, therefore, affected by a denial-of-service DoS vulnerability. A denial-of-service DoS vulnerability in Palo Alto Networks GlobalProtect app on Windows systems...

Input validation

An improper check for unusual or exceptional conditions vulnerability in Juniper Networks MX Series platforms with Trio-based MPC Modular Port Concentrator deployed in Ethernet VPN EVPN-Virtual Extensible LAN VXLAN configuration, may allow an attacker sending specific Layer 2 traffic to cause...